SOFSEM SOFSEM 2020: Theory and Practice of Computer Science, 46th International Conference on Current Trends in Theory and Practice of Informatics, SOFSEM 2020, Limassol, Cyprus, January 20–24, 2020, Proceedings. -- 1. vyd. -- Cham Springer 2020. -- 723 s. -- ISBN : 978-3-030-38918-5.