000 00252nam a2200085Ia 4500
008 180131b1976 xxu||||| |||| 00| 0 eng d
080 _a
_b
100 _aInternational Electrotechnical Commission
245 _aIec: 76 - 1 - 1976; Power Transformers Part 1 General
260 _a
_bIEC
_c1976
999 _c49591
_d49591