000 | 00366nam a2200121 4500 | ||
---|---|---|---|
027 |
_aBS 2067 : 1953 _q1953 |
||
041 | _aeng | ||
942 | _cSD | ||
110 | _aBritish Standard Institution, London | ||
245 | _aBS 2067 : 1953 : Determination of power factor and permittivity of insulating materials | ||
260 |
_aLondon _bBritish Standard Institution |
||
500 | _aSTD602 | ||
999 |
_c172653 _d172653 |