000
00265nam a2200121 4500
008
160616s 000 0
245
_a
Fibre bundles
100
_a
Ezin, J.P
100
_a
Verjovsky, A
500
_a
B6:3 M86
942
_c
BK
_2
BK2970
080
_a
514.7 EZI
999
_c
2970
_d
2970