Hypothesis-driven Adaptation of Business Models based on Product Line Engineering
S. Gottschalk, F. Rittmeier, G. Engels, in: Proceedings of the 22nd IEEE International Conference on Business Informatics, IEEE, 2020.

Business Models of Store-Oriented Software Ecosystems: A Variability Modeling Approach
S. Gottschalk, F. Rittmeier, G. Engels, in: B. Shishkov (Ed.), Business Modeling and Software Design, Springer International Publishing, 2019, pp. 153–169.

Process Weakness Patterns for the Identification of Digitalization Potentials in Business Processes
F. Rittmeier, G. Engels, A. Teetz, in: F. Daniel,  Quan Z. Sheng, H. Motahari (Eds.), Business Process Management Workshops, Springer International Publishing, Cham, 2019, pp. 531–542.

A Value-Centered Approach for Unique and Novel Software Applications
B. Senft, F. Rittmeier, H.G. Fischer, S. Oberthür, in: Design, User Experience, and Usability. Practice and Case Studies, Cham, 2019.

Partizipation von Beschäftigten in der Gestaltung einer digitalisierten Arbeitswelt 4.0 mittels einer Canvas-Methode
H.G. Fischer, F. Rittmeier, T.F. Strothmann, N. Schwenniger, in: C.K. Bosse, K.J. Zink (Eds.), Arbeit 4.0 im Mittelstand, Springer Gabler, Berlin, Heidelberg, 2019.

Intertwined Development of Business Model and Product Functions for Mobile Applications: A Twin Peak Feature Modeling Approach
S. Gottschalk, F. Rittmeier, G. Engels, in: S. Hyrynsalmi, M. Suoranta, A. Nguyen-Duc, P. Tyrväinen, P. Abrahamsson (Eds.), Software Business, Springer International Publishing, Cham, 2019, pp. 192–207.

Digitalisierungspotenziale in Geschäftsprozessen effizient und effektiv erkennen (Effective and Efficient Identification of Digitalization Potentials in Business Processes)
F. Rittmeier, G. Engels, A. Teetz, in: Joint Proceedings of the Workshops at Modellierung 2018 co-located with Modellierung 2018, Braunschweig, Germany, February 21, 2018., CEUR-WS.org, 2018, pp. 215--221.

A Canvas Method to Foster Interdisciplinary Discussions on Digital Assistance Systems
H.G. Fischer, B. Senft, F. Rittmeier, S. Sauer, in: A. Marcus, W. Wang (Eds.), Design, User Experience, and Usability: Theory and Practice. Proceedings of the 20th International Conference on Human-Computer Interaktion (HCI International 2018), Springer International Publishing, Cham, 2018, pp. 711–724.