PAVELIEVA, A.; VASYLIEV, I.; POPOV, S.; VASYLIEV, A. The analysis of running efficiency of valve units in differential mortar pump. Technology audit and production reserves, [S. l.], v. 5, n. 1(37), p. 4–9, 2017. DOI: 10.15587/2312-8372.2017.112351. Disponível em: https://journals.uran.ua/tarp/article/view/112351. Acesso em: 31 jul. 2024.