000 00266nam a2200073 4500
080 _a
_b
245 _aIEC: 34 - 3 - 1958; Recommendations for preferred standard 3000rev/min. 3-phase, 50 c/s turbine-type generators
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1958
300 _a23p
999 _c24320
_d24320