000
00277nam a2200109 4500
008
160616s 000 0
245
_a
Variational calculus in science and engineering
100
_a
Forray, Marvin
500
_a
B420ba K8
942
_c
BK
_2
BK3017
080
_a
517.97 FOR
999
_c
3017
_d
3017