S. Gottschalk, “Situation-specific Development of Business Models for Services in Software Ecosystems,” in Advanced Software Engineering. Doctorial Consortium, 2021.

C. Vorbohle and S. Gottschalk, “Towards Visualizing and Simulating Business Models in Dynamic Platform Ecosystems ,” in Proceedings of the 29th European Conference on Information Systems (ECIS), Virtual Conference/Workshop.

S. Gottschalk, M. S. Aziz, E. Yigitbas, and G. Engels, “Design Principles for a Crowd-Based Prototype Validation Platform,”10.1007/978-3-030-91983-2_16__in Software Business - 12th International Conference, ICSOB 2021, Drammen, Norway, December 2-3, 2021, Proceedings, 2021, vol. 434, pp. 205–220, doi:10.1007/978-3-030-91983-2_16 .

S. Gottschalk, E. Yigitbas, A. Nowosad, and G. Engels, “Situation- and  Domain-specific Composition and Enactment of Business Model Development Methods,” in Product-focused Software Process Improvement, Springer, 2021.

C. Vorbohle, S. Gottschalk, D. Kundisch, G. Engels, and N. Wünderlich, “A Procedure Model for Enhancing Ideation in the Collaborative Development of Business Ecosystems,” presented at the 17. Internationale Tagung Wirtschaftsinformatik 2022 (WI), Workshop: Digital Business Ecosystems., Nürnberg, Germany, 2021.

E. Yigitbas, J. Klauke, S. Gottschalk, and G. Engels, “VREUD - An End-User Development Tool to Simplify the Creation of Interactive VR Scenes,” 2021.

S. Gottschalk, E. Yigitbas, E. Schmidt, and G. Engels, “ProConAR: A Tool Support for Model-based AR Product Configuration,” in Human-Centered Software Engineering. HCSE 2020, Eindhoven, 2020, vol. 12481.

S. Gottschalk, E. Yigitbas, E. Schmidt, and G. Engels, “Model-based Product Configuration in Augmented Reality Applications,” in Human-Centered Software Engineering. HCSE 2020, Eindhoven, 2020, vol. 12481.

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

S. Gottschalk, E. Yigitbas, and G. Engels, “Model-based Hypothesis Engineering for Supporting Adaptation to Uncertain Customer Needs,” in Business Modeling and Software Design, Potsdam, 2020, vol. 391, pp. 276–286.

S. Gottschalk, F. Rittmeier, and G. Engels, “Business Models of Store-Oriented Software Ecosystems: A Variability Modeling Approach,” in Business Modeling and Software Design, Lisbon, 2019, pp. 153–169.

T. Göllner, J.-H. Schwarz, S. Gottschalk, and S. Sauer, “Verteiltes Warenwirtschaftssystem [Distributed Warehouse System].” 2019.

S. Gottschalk, F. Rittmeier, and G. Engels, “Intertwined Development of Business Model and Product Functions for Mobile Applications: A Twin Peak Feature Modeling Approach,” in Software Business,  Jyväskylä, 2019, vol. 370, no. 1, pp. 192–207.