00540naa#a2200181#i#450# EN\\bibl\28245 /en/manage/index 20250815123326.5 1609-3178 20190403b2019####ek#y0engy0150####ca RU Acoustic Inspection Methods of Turbine Blades of Gas-Turbine Engines Journal article Saint-Petersburg LLC SVEN 2019 8 с. Journal article local Pyankov Valery A. Pyankov Ivan N. test.editorum.ru /en/manage/index