00564naa#a2200193#i#450# EN\\bibl\43515 20250116135847.4 1609-3178 20210514b2021####ek#y0engy0150####ca RU Eddy Current Experience of Pipe NPP Heat Exchange Equipment Testing Journal article Saint-Petersburg LLC SVEN 2021 4 с. Journal article local Chichigin Boris A. Kleshchuk Sergey M. Spiridonov Pavel V. Malushin Dmitry S. naukaru.ru