Prof. Dr. Thomas Keller

Prof. Dr. Thomas Keller

ZHAW School of Management and Law
Institute of Information Systems
Theaterstrasse 17
8400 Winterthur

+41 58 934 78 61
th.keller@zhaw.ch

Work at ZHAW

Teaching

Education and Continuing education

Education

phd / Information Systems
University of Zurich
08 / 2004 - 10 / 2008
MSc / Information Systems
University of Zurich
08 / 1998 - 07 / 2002
Certificate / Electrical Engineering
ETH
08 / 1996 - 07 / 1998
MSc / Electrical Engineering
ETHZ
08 / 1988 - 07 / 1993

Network

ORCID digital identifier

ORCID ID: 0000-0002-8100-6900

Projects

Publications

Articles in scientific journal, peer-reviewed

Kraus, K. et al. (2025) 'VR-based workplace training and spaces of learning : a social space study of VR training for apprentice electricians', International Journal for Research in Vocational Education and Training, 12(2), pp. 151–173. doi: 10.13152/IJRVET.12.2.1.
Moser, M., Gomringer, S. and Keller, T. (2024) 'Empowering adolescents in family transitions : a digital media strategy', IADIS International Journal on WWW/Internet, 22(1), pp. 14–28. Available at: https://www.iadisportal.org/ijwi/papers/2024220102.pdf.
Keller, T., Brucker-Kley, E. and Schwammel, P. (2024) 'A case study of an immersive learning unit for German as a second language', Discover Education, 3(28). doi: 10.1007/s44217-024-00106-w.
Keller, T. et al. (2023) 'The challenges, potentials and experiences of virtual reality learning units', IADIS International Journal on WWW/Internet, 21(1), pp. 1–17. Available at: https://www.iadisportal.org/ijwi/papers/202321101.pdf.
Keller, T., Brucker-Kley, E. and Stalder, P. (2023) 'Librarian's perception of emerging technologies', IADIS International Journal on Computer Science and Information Systems, 18(1), pp. 61–79. Available at: https://www.iadisportal.org/ijcsis/papers/2023180105.pdf.
Brucker-Kley, E. et al. (2021) 'Identifying research gaps : a review of virtual patient education and self-management', Technology and Health Care, pp. 1–13. doi: 10.3233/THC-202665.
Keller, T. and Savarimuthu, B. T. R. (2017) 'Facilitating enhanced decision support using a social norms approach', Journal of Electronic Commerce in Organizations, 15(2). doi: 10.4018/JECO.2017040101.
Scheppler, B., Pedron, C. and Keller, T. (2015) 'Wirkungsanalyse von Bauvorhaben auf Gemeindefinanzen', Jahrbuch der Schweizerischen Verwaltungswissenschaften, pp. 125–143. doi: 10.21256/zhaw-4683.
Keller, T. (2012) 'The benefits of cooperation between industry and universities', Central European Business Review, 1(2), p. 58. Available at: https://cebr.vse.cz/pdfs/cbr/2012/02/12.pdf.

Books, peer-reviewed

Brucker-Kley, E., Keller, T. and Kykalova, D. (2018) Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster. 1. Auflage. Berlin: Springer. doi: 10.1007/978-3-662-55707-5.
Brucker-Kley, E. et al. (2013) Sterben und Erben in der digitalen Welt. Zürich: ZHAW Zürcher Hochschule für Angewandte Wissenschaften.
Keller, T. (2008) Nutzenpotential flexibler Prozesse. Doctoral dissertation. Universität Zürich.

Book chapters, peer-reviewed

Brucker-Kley, E. et al. (2026) 'Virtuelle Realität und dialogorientierte Künstliche Intelligenz : Innovationen in der Patientenedukation bei chronischen Krankheiten', in D'Onofrio, S. and Russ, C. (eds) Digital HealthTech : Grundlagen, Trends und Wirtschaftlichkeit, Technik und Innovation, Verantwortung. Wiesbaden: Springer Vieweg. Available at: https://link.springer.com/book/9783658517946.
Keller, T. and Brucker-Kley, E. (2021) 'Experiences with virtual reality at secondary schools : is there an impact on learning success?', in Ifenthaler, D., Sampson, D. G., and Isaías, P. (eds) Balancing the Tension between Digital Technologies and Learning Sciences. Cham: Springer, pp. 77–94. doi: 10.1007/978-3-030-65657-7_5.
Brucker-Kley, E. and Keller, T. (2020) 'Beyond digitalization : "My boss is artificial"', in Matos, F. et al. (eds) Knowledge, People, and Digital Transformation : Approaches for a Sustainable Future. Cham: Springer, pp. 37–54. doi: 10.1007/978-3-030-40390-4_4.
Keller, T., Brucker-Kley, E. and Ebert, N. (2020) 'The use of virtual reality at lower secondary schools', in Isaias, P., Sampson, D. G., and Ifenthaler, D. (eds) Technology Supported Innovations in School Education. Cham: Springer, pp. 15–32. doi: 10.1007/978-3-030-48194-0_2.
Brucker-Kley, E., Keller, T. and Kykalova, D. (2018) 'Prozessmanagement als Gestaltungshebel der digitalen Transformation?', in Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster. Berlin: Springer, pp. 3–17. doi: 10.1007/978-3-662-55707-5_1.
Brucker-Kley, E., Kykalova, D. and Keller, T. (2018) '«Prozessintelligenz» : Gegenstand und Ziele der Studie', in Brucker-Kley, E., Kykalova, D., and Keller, T. (eds) Prozessintelligenz. Berlin: Springer, pp. 3–13. doi: 10.1007/978-3-662-55705-1_1.
Brucker-Kley, E., Keller, T. and Kykalova, D. (2018) 'Fazit : Prozessmanagement als Gestaltungshebel der digitalen Transformation?', in Brucker-Kley, E., Kykalova, D., and Keller, T. (eds) Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster. Berlin: Springer, pp. 127–135. doi: 10.1007/978-3-662-55707-5_9.
Brucker-Kley, E., Kykalova, D. and Keller, T. (2018) '«Erfolgsmuster: Kundennutzen durch digitale Transformation?» : Einleitung zu den Fallstudien', in Brucker-Kley, E., Kykalova, D., and Keller, T. (eds) Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster. Berlin: Springer, pp. 47–49. doi: 10.1007/978-3-662-55707-5_3.
Schneider, M., Klauser, P. and Keller, T. (2018) 'Fallstudie Vontobel : «Digitalisiertes Service Management schafft Kundennutzen»', in Brucker-Kley, E. and Kykalova, D. (eds) Kundennutzen durch digitale Transformation : Business-Process-Management-Studie – Status quo und Erfolgsmuster. Berlin: Springer, pp. 99–109. doi: 10.1007/978-3-662-55707-5_7.
Brucker-Kley, E., Kykalova, D. and Keller, T. (2018) 'Fazit', in Brucker-Kley, E., Kykalova, D., and Keller, T. (eds) Prozessintelligenz. Berlin: Springer, pp. 101–107. doi: 10.1007/978-3-662-55705-1_9.
Brucker-Kley, E. (2018) 'Erfolgsmuster «Prozessintelligenz» : Einleitung zu den Fallstudien', in Brucker-Kley, E., Kykalova, D., and Keller, T. (eds) Prozessintelligenz. Berlin: Springer, pp. 17–19. doi: 10.1007/978-3-662-55705-1_2.
Keller, T. and Pedron, C. (2017) 'Immobilienmanagement', in Kammer Unabhängiger Bauherrenberater KUB et al. (eds) Immobilienmanagement : Handbuch für Immobilienentwicklung, Bauherrenberatung. Immobilienbewirtschaftung. Zürich: Schulthess, pp. 76–81.

Written conference contributions, peer-reviewed

Keller, T., Moser, M. and Scherer, C. (2026) 'The unkillable deathbot', in Yen, C. C. et al. (eds) Companion Publication of the 2026 ACM Designing Interactive Systems Conference. New York, NY, USA: ACM, pp. 190–193. doi: 10.1145/3802974.3809414.
Moser, M., Pasupathipillai, A. and Keller, T. (2026) 'Exploring personalized virtual companions for therapy adherence : a persona-driven design approach', in Procedia Computer Science. Elsevier, pp. 1137–1144. doi: 10.1016/j.procs.2026.03.093.
Fraedrich, K., Moser, M. and Keller, T. (2026) 'Work-in-progress : stress resilience simulator for healthcare assistants', in Baptista Nunes, M. et al. (eds) Proceedings of the International Conferences IADIS Information Systems 2026 and e-Society 2026. IADIS, pp. 521–526.
Keller, T. and Brucker-Kley, E. (2025) 'The evolution of interaction concepts in XR in the era of AI : from procedural interactions to socially demanding conversations', in 8th Congress on Research in VET, Lausanne, Switzerland, 3-5 September 2025. SFUVET.
Keller, T. and Buchner, J. (2025) 'Immersive virtual and augmented reality in inclusive sports lectures', in Antona, M. and Stephanidis, C. (eds) Universal Access in Human-Computer Interaction. Cham: Springer, pp. 34–45. doi: 10.1007/978-3-031-93851-1_4.
Bolliger, K., Keller, T. and Massie, B. (2025) 'A French foreign language lesson for children with German as a second language in virtual reality : a case study', in Smith, B. K. and Borge, M. (eds) Learning and Collaboration Technologies. Cham: Springer, pp. 122–135. doi: 10.1007/978-3-031-93746-0_10.
Moser, M. and Keller, T. (2025) 'Increasing therapy adherence through emotionalization', in Nunes, M. B. et al. (eds) Proceedings of the International Conferences IADIS Information Systems 2025 and e-Society 2025. IADIS, pp. 522–526.
Keller, T., Miceli, D. and Illenberger, A. (2025) 'Power wheelchair virtual reality simulator', in Nunes, M. B. et al. (eds) Proceedings of the International Conferences IADIS Information Systems 2025 and e-Society 2025. IADIS, pp. 291–298.
Brucker-Kley, E. et al. (2024) 'Friendship with AI? : Immersive Science Fiction Prototyping for responsible innovation', in Murray, J. T. and Reyes, M. C. (eds) Interactive Storytelling. Cham: Springer, pp. 15–31. doi: 10.1007/978-3-031-78450-7_2.
Brucker-Kley, E. et al. (2024) 'Virtual reality and conversational AI for complementing patient education in chronic disease management', in De Paolis, L. T., Arpaia, P., and Sacco, M. (eds) Extended Reality Proceedings, Part II. Cham: Springer, pp. 325–333. doi: 10.1007/978-3-031-71704-8_27.
Keller, T., Gämperli, M. and Brucker-Kley, E. (2024) 'Proof-of-Work explained in VR : a case study', in De Paolis, L. T., Arpaia, P., and Sacco, M. (eds) Extended Reality. Cham: Springer, pp. 114–129. doi: 10.1007/978-3-031-71707-9_7.
Borghoff, B., Brucker-Kley, E. and Keller, T. (2024) 'Designing and analyzing adolescent discourses on friendship with AI using Science Fiction Prototyping', in The 24th dmi: Academic Design Management Conference Proceedings. Cambridge: Design Management Institute, pp. 992–1010. Available at: https://www.dmi.org/page/ADMC2024Proceedings.
Scherer, C. et al. (2024) 'Exergames for children with special needs', in Antona, M. and Stephanidis, C. (eds) Universal Access in Human-Computer Interaction. Cham: Springer, pp. 275–289. doi: 10.1007/978-3-031-60884-1_19.
Moser, M., Gomringer, S. and Keller, T. (2024) 'Media design for adolescents in separation and divorce situations', in 22nd International Conference e-Society and Mobile Learning, Porto, Portugal, 9-11 March 2024.
Keller, T. et al. (2023) 'Preliminary findings about an office chair as a low-threshold treadmill substitute', in Universal Access in Human-Computer Interaction. Cham: Springer, pp. 17–28. doi: 10.1007/978-3-031-35897-5_2.
Keller, T., Wang, D. and Brucker-Kley, E. (2023) 'Agents and trust in the metaverse', in Miranda, P. and Isaías, P. (eds) Proceedings of the International Conferences Applied Computing & WWW/Internet 2023. IADIS, pp. 31–38.
Brucker-Kley, E., Keller, S. and Keller, T. (2023) 'Attitudes of librarians towards emerging technologies : effects of a multilinear scenario', in Proceedings of the International Conferences e-Society and Mobile Learning 2023. IADIS, pp. 85–94. Available at: https://www.iadisportal.org/digital-library/attitudes-of-librarians-towards-emerging-technologies-effects-of-a-multilinear-scenario.
Brucker-Kley, E. et al. (2023) 'Evaluating user experience and effectiveness of an immersive virtual learning environment', in 2023 14th IIAI International Congress on Advanced Applied Informatics (IIAI-AAI). IEEE, pp. 234–240. doi: 10.1109/IIAI-AAI59060.2023.00055.
Hilber, F., Keller, T. and Brucker-Kley, E. (2023) 'Effects of an immersive, multilinear future scenario for education purposes', in Sampson, D. G., Ifenthaler, D., and Isaías, P. (eds) Proceedings of the International Conference on Cognition and Exploratory Learning in the Digital Age 2023. IADIS, pp. 257–264.
Brunner, F., Keller, T. and Brucker-Kley, E. (2022) 'Assessment of innovation readiness and technology acceptance using immersive sci-fi prototyping', in European Conference on the Impact of Artificial Intelligence and Robotics Conference Proceedings. Academic Conferences International, pp. 154–161. doi: 10.34190/eciair.4.1.727.
Seiler, R., Fankhauser, D. and Keller, T. (2022) 'Reducing food waste with virtual reality (VR) training : a prototype and A/B-test in an online experiment', in Kommers, P., Arnedillo Sánchez, I., and Isaías, P. (eds) Proceedings of the International Conferences on e-Society 2022 and Mobile Learning 2022. IADIS, pp. 179–186.
Seiler, R., Brodmann, T. and Keller, T. (2022) 'Trust and cybersickness in VR-marketing : investigating IPD and cybersickness, and their effects on trust, customer value, NPS, cross- and up-selling', in Kommers, P., Arnedillo Sánchez, I., and Isaías, P. (eds) Proceedings of the International Conferences on e-Society 2022 and Mobile Learning 2022. IADIS, pp. 99–106.
Keller, T., Curcio, R. and Brucker-Kley, E. (2022) 'The value of virtual reality as a complementary tool for learning success', in Sampson, D. G., Ifenthaler, D., and Isaías, P. (eds) Proceedings of the 19th International Conference on Cognition and Exploratory Learning in Digital Age (CELDA 2022). IADIS, pp. 339–344. Available at: https://files.eric.ed.gov/fulltext/ED626907.pdf.
Bosse, I. K., Haffner, M. and Keller, T. (2022) 'Virtual reality for children with special needs', in Petz, A., Hoogerwerf, E.-J., and Mavrou, K. (eds) ICCHP-AAATE 2022 Open Access Compendium 'Assistive Technology, Accessibility and (e)Inclusion' Part I. Linz: Association ICCHP. doi: 10.35011/icchp-aaate22-p1-09.
Nechita, T. et al. (2022) 'Work-in-progress : virtual reality for basic vocational training', in Dengel, A. et al. (eds) Proceedings of the 8th International Conference of the Immersive Learning Research Network (iLRN). IEEE. doi: 10.23919/iLRN55037.2022.9815980.
Brucker-Kley, E., Keller, T. and Stumpp, R. (2021) 'Experiencing smart farming : effects of an interactive future scenario', in Caron, B. et al. (eds) 2021 IEEE International Symposium on Technology and Society (ISTAS). IEEE, pp. 1–7. doi: 10.1109/ISTAS52410.2021.9629136.
Näf, M., Keller, T. and Seiler, R. (2021) 'Proposal of a methodology for the sustainability assessment of cryptocurrencies', in Proceedings of the 54th Hawaii International Conference on System Sciences. Honolulu: University of Hawai'i at Manoa, pp. 5617–5626. doi: 10.24251/HICSS.2021.682.
Bjelic, D. and Keller, T. (2021) 'Preliminary findings of a virtual reality app for children with special needs', in Sampson, D. G., Ifenthaler, D., and Isaías, P. (eds) Proceedings of the 18th international conference on cognition and exploratory learning in the digital age (CELDA 2021). IADIS, pp. 350–354.
Chiellino, C. and Keller, T. (2021) 'Happy ageing with or without technology? : a case study', in Kommers, P. and Isaías, P. (eds) Proceedings of the 19th International Conference e-Society 2021. IADIS, pp. 37–44.
Keller, T. et al. (2021) 'Eliciting personal attitude changes on friendship based on a multilinear narrative', in Matos, F., Salavisa, I., and Serrão, C. (eds) Proceedings of the 3rd European Conference on the Impact of Artificial Intelligence and Robotics. Reading: Academic Conferences International, pp. 64–73. doi: 10.34190/EAIR.21.014.
Oberle, J., Brucker-Kley, E. and Keller, T. (2021) 'Narrative scenarios for a humanistic approach to technology critique : a case study', in Information Engineering Express. Tokyo: International Institute of Applied Informatics, pp. 85–95. doi: 10.52731/iee.v7.i2.682.
Keller, T. and Brucker-Kley, E. (2020) 'Design hints for smart agents as teachers in virtual learning spaces', in Kommers, P., Bontchev, B., and Isaias, P. (eds) Proceedings of the 18th International Conference e-Society 2020. IADIS, pp. 111–118.
Brunner, M., Brucker-Kley, E. and Keller, T. (2020) 'Eliciting personal attitude changes on predictive policing based on a multilinear narrative', in Matos, F. (ed.) Proceedings of the 2nd European Conference on the Impact of Artificial Intelligence and Robotics. Reading: Academic Conferences International, pp. 21–29.
Keller, T., Brucker-Kley, E. and Wyder, C. (2020) 'Virtual reality and its impact on learning success', in Sánchez, I. A., Isaias, P., and Bontchev, B. (eds) Proceedings of the 16th International Conference Mobile Learning 2020. IADIS, pp. 78–86. Available at: http://www.iadisportal.org/digital-library/virtual-reality-and-its-impact-on-learning-success.
Keller, T., Hagen, F. and Brucker-Kley, E. (2019) 'A field study about the impact of a VR learning unit', in Sampson, D. G. et al. (eds) Proceedings CELDA 2019 16th international conference cognition and exploratory learning in digital age. IADIS, pp. 307–314. Available at: http://www.iadisportal.org/digital-library/a-field-study-about-the-impact-of-a-vr-learning-unit.
Brucker-Kley, E. and Keller, T. (2019) 'Exploring the potential of immersive narrative scenarios to identify design criteria for our digital future(s)', in Guerrero, J. (ed.) 2019 8th International Congress on Advanced Applied Informatics (IIAI-AAI) Proceedings. IEEE, pp. 499–504. doi: 10.1109/IIAI-AAI.2019.00108.
Wagner, K., Keller, T. and Seiler, R. (2019) 'A comparative analysis of cryptocurrency consensus algorithms', in Weghorn, H. (ed.) Proceedings of the 16th international conference applied computing. IADIS, pp. 217–225. Available at: http://www.iadisportal.org/digital-library/a-comparative-analysis-of-cryptocurrency-consensus-algorithms.
Keller, T., Rüttimann, M. and Darvishy, A. (2019) 'Mobility and visual impairment', in Kommers, P. et al. (eds) 17th International Conference e-Society Proceedings 2019. IADIS, pp. 151–158. doi: 10.33965/es2019_201904L019.
Brucker-Kley, E. and Keller, T. (2019) 'Beyond digitization : 'My boss is artificial'', in GFIC 2019 - Proceedings of the 2nd Global Forum of Intellectual Capital.
Keller, T. et al. (2018) 'Virtual reality at secondary school : first results', in Sampson, D. G., Ifenthaler, D., and Isaias, P. (eds) Proceedings of the 15th International Conference on Cognition and Exploratory Learning in the Digital Age (CELDA 2018). IADIS, pp. 53–60.
Keller, T., Annunzio, G. and Brucker-Kley, E. (2018) 'Heart rate variability analysis as a preventive instrument against stress for employees', in 16th International Conference on e-Society, Lissabon, 14-16 April 2018.
Keller, T., Baumgartner, T. and Brucker-Kley, E. (2018) 'Towards a multi-modal IT', in Proceedings of the 16th International Conference e-Society 2018, pp. 209–216.
Keller, T., Hebeisen, A. and Brucker-Kley, E. (2018) 'Integration of children with special needs in mathematics through virtual reality', in Sampson, D. G., Ifenthaler, D., and Isaias, P. (eds) Proceedings of the 15th International Conference on Cognition and Exploratory Learning in the Digital Age (CELDA 2018). IADIS, pp. 30–37.
Keller, T. (2018) 'Yet another blockchain use case - the label chain', in Proceedings 2018 IEEE 15th international conference on e-business engineering. IEEE, pp. 187–194. doi: 10.1109/ICEBE.2018.00037.
Baumgartner, T. and Keller, T. (2017) 'Bi-modal corporate it and its impact on innovation ability', in Kommers, P. and Isaias, P. (eds) Proceedings of the 15th international conference e-Society 2017. Budapest: IADIS, pp. 264–268.
Pepic, S. et al. (2017) 'Modeling business processes using gesture and speech recognition', in Kommers, P. and Isaias, P. (eds) Proceedings of the 15th international conference e-society 2017. Budapest: IADIS, pp. 187–194. Available at: http://www.iadisportal.org/digital-library/modeling-business-processes-using-gesture-and-speech-recognition.
Grünert, D., Keller, T. and Brucker-Kley, E. (2016) 'Artifact-centric modeling of business processes using UML diagrams', in Callaos, N. et al. (eds) Proceedings of The 20th World Multi-Conference on Systemics, Cybernetics and Informatics (WMSCI 2016). Winter Garde: International Institute of Informatics and Systemics, pp. 150–155. Available at: http://www.iiis.org/CDs2016/CD2016Summer/papers/SA176BT.pdf.
Keller, T. and Savarimuthu, B. T. R. (2016) 'Optimizing decision support in business process management using obligation and prohibition norms', in Proceedings of the 9th IADIS International Conference Information Systems 2016. Vilamoura: IADIS, pp. 63–70.
Keller, T. and Savarimuthu, B. T. R. (2015) 'The folly guard : a personal and social communication protection system', in Kommers, P. and Isaías, P. (eds) Proceedings of the 13th International Conference e-Society 2015 : Madeira, Portugal, March 14-16, 2015. IADIS, pp. 233–238. Available at: http://iadisportal.org/digital-library/the-folly-guard-%C2%96-a-personal-and-social-communication-protection-system.
Bloch, A. et al. (2015) 'Battery-efficient transportation mode detection on mobile devices', in 2015 16th IEEE International Conference on Mobile Data Management. IEEE, pp. 185–190. doi: 10.1109/MDM.2015.16.
Grünert, D., Brucker-Kley, E. and Keller, T. (2014) 'oBPM : an opportunistic approach to business process modeling and execution', in Fournier, F. and Mendling, J. (eds) Business process management workshops : BPM 2014 international workshops, Eindhoven, The Netherlands, September 7-8, 2014, revised papers. Cham: Springer, pp. 463–476. doi: 10.1007/978-3-319-15895-2_40.
Grünert, D. and Keller, T. (2014) 'Business process modeling using activity patterns', in 12th International Conference on e-Society 2014, Madrid, Spain, 28 February - 2 March 2014. IADIS, pp. 193–199. Available at: http://www.iadisportal.org/digital-library/business-process-modeling-using-activity-patterns.
Hodapp, T., Mastronardi, L. and Keller, T. (2014) 'SME selection criteria for external IS/IT consultants, including Swiss Universities of Applied Sciences', in Powell, P., Nunes, M. B., and Isaias, P. (eds) Information systems 2014 : conference proceedings. IADIS, pp. 365–368.
Färber, A. et al. (2013) 'Information and communication technologies (ICT) as an enabler for multigenerational living', in International Scientific Forum, ISF 2013 : Proceedings vol. 2. ISF International Scientific Forum, pp. 35–42.
Brucker-Kley, E. et al. (2013) 'Passing and passing on in the digital world', in Proceedings of the IADIS International Conference on e-Society 2013. Berlin: IADIS, pp. 248–256.
Brucker-Kley, E. et al. (2013) 'Passing and passing on in the digital world : issues and solutions for the digital estate', in Kommers, P. and Isaias, P. (eds) IADIS International Journal on WWW/Internet. IADIS, pp. 34–48. Available at: http://www.iadisportal.org/ijwi/papers/2013112103.pdf.
Krey, M. et al. (2011) 'Towards a classification of Information Technology governance frameworks for the development of a IT GRC healthcare framework', in 2011 IEEE Consumer Communications and Networking Conference (CCNC). Piscataway: IEEE, pp. 34–38. doi: 10.1109/CCNC.2011.5766488.
Keller, T. and Riedl, R. (2007) 'An analysis framework for the economic potential of process interoperation', in Shoniregun, C. A. and Logvynovskiy, A. (eds) Proceedings of the International Conference on Information Society (iSociety 2007). Centre for Infonomics, pp. 168–175.
Keller, T., Marko, T. and Riedl, R. (2007) 'Entrepreneurial view of automated process composition', in Zhang, L.-J. (ed.) Proceedings : ICWS 2007 : 2007 IEEE International Conference on Web Services. Los Alamitos: IEEE, pp. 848–855. doi: 10.1109/ICWS.2007.87.