000
00270nam a2200109 4500
008
160616s 000 0
245
_a
Geometrical methods of nonlinear analysis
100
_a
Krasnosel'skii, M.A
500
_a
B6 M42
942
_c
BK
_2
BK2717
080
_a
514 KRA
999
_c
2717
_d
2717