00397nam a2200109Ia 4500008004100000082001700041100002900058245004800087260005900135300001000194650008300204211119s9999||||xx |||||||||||||| ||und||  a511.5bGOL-A  aGolumbic, Martin Charles 0aAlgorithmic Graph Theory and Perfect Graphs  bElsevier/north-Holland Biomedical Pressa2004cNewyork  axxvi+  aSciencevGeneral principles of mathematicsMathematicsxPost Graduate Reference