[1]
“THE STUDY OF RUNNING EFFICIENCY OF MORTAR PUMP BALL VALVES ACCORDING TO THE MOTION LAW OF PISTON”, znp, vol. 1, no. 40, pp. 14–19, May 2017, Accessed: Dec. 23, 2025. [Online]. Available: https://ojs35.nupp.edu.ua/znp/article/view/214