000 00314nam a2200133Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0
082 _a514
_bGUP
100 _aGupta, B D.
245 0 _aTopology
260 _aMeerut :
_bKedar Nath,
_c2002.
365 _a150.00
650 _aMathematical Sciences
999 _c11443
_d11443