00536naa#a2200169#i#450# EN\\bibl\17891 20251214200324.7 1609-3178 20170824b2017####ek#y0engy0150####ca RU Electrical Conductivity Measurement Non-Ferrous Metal: Instruments and Metrological Assurance Journal article Saint-Petersburg LLC SVEN 2017 3 с. Journal article local Solomenchuk Pavel Valentinovich Smirnova Nadezhda Igorevna zh-szf.ru