00805nam0 2200253 450 00000922820080327125740.00-387-90027-620080327d1971----km-y0itay50------baengUSy-------001yyCombinatorial methodsJ. K. PercusNew YorkHeidelbergBerlinSpringer1971IX, 194 p.ill.26 cmApplied mathematical sciences00042001Applied mathematical sciences0004511.620Matematica. Analisi combinatoriaPercus,Jerome K.49778ITUNIPARTHENOPE20080327RICAUNIMARC000009228AMS-510/422283NAVA120080327Combinatorial methods168087UNIPARTHENOPE