000 00267nam a2200085 4500
080 _a
_b
245 _aIEC: 60962 - 1988; Maintenance and use guide for petroleum lubricating oils for steam turbines
100 _aInternational Electrotechnical Commission
250 _a1
260 _aGeneva
_bIEC
_c1988
300 _a49p
999 _c37019
_d37019