@article{Platunov2015test, author={Platunov, A.. and Bogdan, O.. and Volkova, L.. and Muraveva, O.. and Muravev, V.. and Baykalova, T..}, title={Test Quality Analysis during Specialist Certification on Acoustic Emission Nondestructive Testing of Railway Objects }, journal={NDT World}, publisher={LLC SVEN}, year={2015}, pages={66-71}, volume={18}, issue={3}, }