J. Dorn, S. Apel, and N. Siegmund. Proceedings of the 14th International Working Conference on Variability Modelling of Software-Intensive Systems, New York, NY, USA, ACM, (February 2020)
M. Ulbricht. Proceedings of the Eighteenth International Conference on Principles of Knowledge Representation and Reasoning, California, International Joint Conferences on Artificial Intelligence Organization, (September 2021)