S. Bereg, M. Völker, A. Wolff, и Y. Zhang. Proc. 33rd Int. Conf. Current Trends Theory &
Practice Comput. Sci. (SOFSEM'07), том 4362 из Lecture Notes in Computer Science, стр. 177--186. Springer-Verlag, (2007)
J. Just, и H. Siller. Twelfth Congress of the European Society for Research in Mathematics Education (CERME12), том TWG26 из Congress of the European Society for Research in Mathematics Education (CERME12), Bozen-Bolzano, Italy, (февраля 2022)
V. Blazej, B. Klemz, F. Klesen, M. Sieper, A. Wolff, и J. Zink. Proc. 40th International Symposium on Computational Geometry (SoCG'24), Schloss Dagstuhl~-- Leibniz-Zentrum für Informatik, (2024)to appear.
J. Fiala, O. Firman, G. Liotta, A. Wolff, и J. Zink. Proc. 49th International Conference on Current Trends in Theory and Practice of Computer Science (SOFSEM'24), стр. 211--225. Springer, (2024)