@inproceedingsGottschalk_Rittmeier_Engels_2019, series=Lecture Notes in Business Information Processing, title=Business Models of Store-Oriented Software Ecosystems: A Variability Modeling Approach, DOI=10.1007/978-3-030-24854-3_10, booktitle=Business Modeling and Software Design, publisher=Springer International Publishing, author=Gottschalk, Sebastian and Rittmeier, Florian and Engels, Gregor, editor=Shishkov, BorisEditor, year=2019, pages=153–169, collection=Lecture Notes in Business Information Processing 

@articleGöllner_Schwarz_Gottschalk_Sauer_2019, title=Verteiltes Warenwirtschaftssystem [Distributed Warehouse System], author=Göllner, Thomas and Schwarz, Jan-Hendrik and Gottschalk, Sebastian and Sauer, Stefan, year=2019 

@inproceedingsGottschalk_Rittmeier_Engels_2019, place=Cham, series=Lecture Notes in Business Information Processing, title=Intertwined Development of Business Model and Product Functions for Mobile Applications: A Twin Peak Feature Modeling Approach, volume=370, DOI=10.1007/978-3-030-33742-1_16, number=1, booktitle=Software Business, publisher=Springer International Publishing, author=Gottschalk, Sebastian and Rittmeier, Florian and Engels, Gregor, editor=Hyrynsalmi, Sami and Suoranta, Mari and Nguyen-Duc, Anh and Tyrväinen, Pasi and Abrahamsson, PekkaEditors, year=2019, pages=192–207, collection=Lecture Notes in Business Information Processing