- Alexander Nolte, Claudio Alvarez, Reiko Hishiyama, Irene-Angelica Chounta, María Jesús Rodríguez-Triana, Tomoo Inoue, editors, Collaboration Technologies and Social Computing - 26th International Conference, CollabTech 2020, Tartu, Estonia, September 8-11, 2020, Proceedings. Volume 12324 of Lecture Notes in Computer Science, Springer, 2020.