00543naa#a2200181#i#450# EN\\bibl\12936 20241115192811.5 1609-3178 20160920b2016####ek#y0engy0150####ca RUS RU Nozzle Diaphragms of Liquid Rocket Engines. Residual Life Estimation of the Blade with a Crack Journal article Saint-Petersburg LLC SVEN 2016 4 с. Journal article local Polyansky Aleksandr Polyansky Vladislav naukaru.ru