000 00274nam a2200073 4500
080 _a
_b
245 _aIEC: 68 - 2 - 33 - 1971; Basic environmental testing procedures. Part 2 Tests - Guidance on change of temperature tests
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1971
300 _a13p
999 _c35670
_d35670