000
00335nam a2200133Ia 4500
008
211214s9999 xx 000 0 und d
040
_c
Jayakar Knowledge Resource Centre
100
_a
Ettinger, G M
245
0
_a
Magnetic amplifiers
260
_b
MATHUEN CO
_a
LONDON
_c
1953
300
_a
VIII,85P p.
653
_a
PHYSICS
942
_c
1
999
_c
36338
_d
36338