00530naa#a2200181#i#450# EN\\bibl\41868 20260117214649.6 1609-3178 20210129b2021####ek#y0engy0150####ca RU DÜRR NDT: a Leading German Manufacturer of Digital Radiography Equipment Journal article Saint-Petersburg LLC SVEN 2021 2 с. Journal article local Ruzek Oliver Pöhler Uli Bagaev Kirill Aleksandrovich zh-szf.ru