000 00388nam a2200133Ia 4500
008 220718s1957||||xx |||||||||||||| ||und||
082 _a7.03
_bALEK
100 1 _aAleksandrov, P.S
245 1 _aCombinatorial topology; vol.2
_bbetti groups
_cP.S. Aleksandrov
260 _aRochester
_bGraylock Press
_c1957
300 _axi
_e244
690 _aCombinatorial Topology
942 _cBK
999 _c16562
_d16562