00536naa#a2200181#i#450# EN\\bibl\30335 20251227233003.6 1609-3178 20190827b2019####ek#y0engy0150####ca RU Features of Leak Tightness Testing of Rubber O-Rings Fastening Joints Journal article Saint-Petersburg LLC SVEN 2019 2 с. Journal article local Rydlovskiy Vladimir P. Shtayts Valentin V. Lipnyakov Aleksandr V. zh-szf.ru