00309nam a2200133Ia 45000030006000000080041000060400015000471000024000622450041000862500010001272600009001375460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBhishma Rao, G.S.S.  aDiscrete structures and graph theory  aThird  c2003  aEnglish20220125165922.0