Design Principles for a Crowd-Based Prototype Validation Platform
S. Gottschalk, M.S. Aziz, E. Yigitbas, G. Engels, in: X. Wang, A. Martini, A. Nguyen-Duc, V. Stray (Eds.), Software Business - 12th International Conference, ICSOB 2021, Drammen, Norway, December 2-3, 2021, Proceedings, Springer, 2021, pp. 205–220.

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

Simplifying Robot Programming using Augmented Reality and End-User Development
E. Yigitbas, I. Jovanovikj, G. Engels, in: Proceedings of the 18th IFIP T International Conference on Human-Computer Interaction (INTERACT 2021) , Springer, 2021.

Using Augmented Reality for Enhancing Planning and Measurements in the Scaffolding Business
E. Yigitbas, S. Sauer, G. Engels, in: Proceedings of the 13th ACM SIGCHI Symposium on Engineering Interactive Computing Systems (EICS 2021), ACM, 2021.

Collaborative Software Modeling in Virtual Reality
E. Yigitbas, S. Gorissen, N. Weidmann, G. Engels, in: Proceedings of the 24th International Conference on Model Driven Engineering Languages and Systems (MODELS’21) , ACM/IEEE, 2021.

Towards a Decision Support System for Cross-Sectoral Energy Distribution Network Planning
J. Kirchhoff, S.C. Burmeister, C. Weskamp, G. Engels, in: M.H. Breitner, S. Lehnhoff, A. Nieße, P. Staudt, C. Weinhardt, O. Werth (Eds.), Energy Informatics and Electro Mobility ICT, 2021.

Modeling and Analyzing Software Ecosystems
B. Schwichtenberg, Modeling and Analyzing Software Ecosystems, 2021.

VREUD - An End-User Development Tool to Simplify the Creation of Interactive VR Scenes
E. Yigitbas, J. Klauke, S. Gottschalk, G. Engels, in: Proceedings of the 2021 IEEE Symposium on Visual Languages and Human-Centric Computing (VL/HCC) , IEEE, 2021.

Providing Decision Makers with Tailored Decision Support Systems
J. Kirchhoff, in: The 1st Early Career Researchers Workshop Co-Located with ECSS 2021, 2021.

Generating Physically Sound Training Data for Image Recognition of Additively Manufactured Parts
T. Nickchen, S. Heindorf, G. Engels, in: 2021 IEEE Winter Conference on Applications of Computer Vision (WACV), IEEE, 2021.

Design and Implementation of a Crowd-based Prototype Validation Platform
N. N., Design and Implementation of a Crowd-Based Prototype Validation Platform, 2021.

Model-based Continuous Experimentation for Software Product Prototypes
N. N., Model-Based Continuous Experimentation for Software Product Prototypes, 2021.

Lightweight Process Engine for Situation-specific Development of Business Models for Digital Platforms
N. N., Lightweight Process Engine for Situation-Specific Development of Business Models for Digital Platforms, 2021.

Development and Evaluation of a Multi Platform Approach for Augmented Reality Product Configuration
N. N., Development and Evaluation of a Multi Platform Approach for Augmented Reality Product Configuration, 2021.

Model-based Feature Backlog Synchronization for Dual-Track Development Methods
N. N., Model-Based Feature Backlog Synchronization for Dual-Track Development Methods, 2021.

Ensuring User Interface Adaptation Consistency through Triple Graph Grammers
K. Biermeier, E. Yigitbas, N. Weidmann, G. Engels, in: Proceedings of the International Workshop on Human-Centered Software Engineering for Changing Contexts of Use , 2021.

ProConAR: A Tool Support for Model-based AR Product Configuration
S. Gottschalk, E. Yigitbas, E. Schmidt, G. Engels, in: R. Bernhaupt, C. Ardito, S. Sauer (Eds.), Human-Centered Software Engineering. HCSE 2020, Springer, Cham, 2020.

Augmented and Virtual Reality Object Repository for Rapid Prototyping 
I. Jovanovikj, E. Yigitbas, S. Sauer, G. Engels, in: Proceedings of the 8th International Working Conference on Human-Centered Software Engineering (HCSE’20), Springer, 2020, pp. 216–224.

Der digitale Fußabdruck, Schatten oder Zwilling von Maschinen und Menschen
G. Engels, Gruppe. Interaktion. Organisation. Zeitschrift für Angewandte Organisationspsychologie (GIO) (2020) 363–370.

Automating test schedule generation with domain-specific languages
A. Anjorin, N. Weidmann, R. Oppermann, L. Fritsche, A. Schürr, in: E. Syriani, H. Sahraoui, J. de Lara, S. Abrahao (Eds.), Proceedings of the 23rd ACM/IEEE International Conference on Model Driven Engineering Languages and Systems, MODELS 2020, ACM, 2020.