000 00313nam a2200085Ia 4500
008 180131b2011 xxu||||| |||| 00| 0 eng d
080 _a
_bIEC: 61850-7-1
100 _aInternational Electrotechnical Commission
245 _aIec: 61850-7-1 (Ed-2.0) - 2011-07; Communication Networks And Systems For Power Utility Automation -
260 _a
_bIEC
_c2011
999 _c58049
_d58049