@article{Polyansky 2016nozzle,
author={Polyansky , A.. and Polyansky , V..},
title={Nozzle Diaphragms of Liquid Rocket Engines. Residual Life Estimation of the Blade with a Crack},
journal={NDT World},
publisher={LLC SVEN},
year={2016},
pages={54-58},
volume={19},
issue={3},
}