Posviatenko, E.; Posviatenko, N.; Budyak, R.; Shvets, L.; Paladiichuk, Y.; Aksom, P.; Rybak, I.; Sabadash, B.; Hryhoryshen, V. Influence of a Material and the Technological Factors on Improvement of Operating Properties of Machine Parts by Reliefs and Film Coatings. EEJET 2018, 5, 48-56.