Bieliková, Mária, 1966- Lecture Notes in Computer Science : 38th Conference on Current Trends in Theory and Practice of Computer Science Špindlerův Mlýn, Czech Republic, January 21-27, 2012 Proceedings. -- Vol. 7147 SOFSEM 2012: Theory and Practice of Computer Science (2012). -- Heidelberg : Springer, 2012. -- 647 s. Friedrich, Gerhard. Gottlob, Georg. Katzenbeisser, Stefan. Turán, György In: Lecture Notes in Computer Science. -- ISSN 0302-9743.