000
00248nam a2200109 4500
008
160616s 000 0
245
_a
Excitation control
100
_a
Ulanov, G.M.
500
_a
D6,78 K42
942
_c
BK
_2
BK11131
080
_a
621.1 ULA
999
_c
11131
_d
11131