D. Tarasowa, A. Khalili, S. Auer, and J. Unbehauen. 5th International Conference on Computer Supported Education (CSEDU 2013 ), page 33-42. (2013)13% acceptance rate, nominated for the best-paper award..
R. Meissner, K. Junghanns, and M. Martin. Proceedings of the 14th International Conference on Web Information Systems and Technologies - Volume 1: WEBIST, page 153-160. Seville, Spain, SciTePress, (September 2018)
P. Frischmuth, N. Arndt, and M. Martin. Joint Proceedings of the Posters and Demos Track of the 12th International Conference on Semantic Systems - SEMANTiCS2016 and the 1st International Workshop on Semantic Change & Evolving Semantics (SuCCESS'16), Leipzig, Germany, (September 2016)