000 00420nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510
_bAm512
100 _aKannan V
245 _aOrdinal invariants in topology
260 _aN Y
_bAMS
_c1981
440 _aAmerican Mathematical Society: Memoirs; 245
650 _aMathematics
650 _aTopology
942 _cBK
999 _c2633
_d2633