000
00249nam a2200109 4500
008
160616s 000 0
245
_a
Theoretical hydromechnaics
100
_a
Kochin, N.E.
500
_a
B75 K42
942
_c
BK
_2
BK8575
080
_a
532 KOC
999
_c
8575
_d
8575