1.
Graph-Theoretic Concepts in Computer Science : 37th International Workshop, WG 2011, Teplá M...
by Kolman, Petr, Kratochvíl, Jan
ISBN: 9783642258695
List Price: $79.95
2.
Mathematical Foundations of Computer Science 2001 : 26th International Symposium, Mfcs 2001 ...
by Sgall, Jiri, Pultr, Ales, K...
ISBN: 9783662188712
List Price: $24.99