000
00214 a2200097 4500
001
6528
100
_a
Sokolnikoff, I.S
245
_a
Ordinary differential equations
260
_a
_b
Addison
_c
090
_c
5384
_d
5384
942
_a
NUST-CAE
_c
M
_c
31805
999
_c
241601
_d
241601