SOFSEM 2018: Theory and Practice of Computer Science : 44th International Conference on Current Trends in Theory and Practice of Computer Science, Krems, Austria, January 29 - February 2, 2018, Proceedings - Tjoa, A Min (Herausgeber); Bellatreche, Ladjel (Herausgeber); Biffl, Stefan (Herausgeber); van Leeuwen, Jan (Herausgeber); Wiedermann, Jiří (Herausgeber) (Theoretical Computer Science and General Issues, 2018)