Крижанівський, Є. І., В. С. Костишин, and О. М. Карпаш. “AN INCREASE OF POWER-DRIVEN PUMPINGS AGGREGATES WORK EFFICIENCY IS IN OIL AND GAS INDUSTRY”. Oil and Gas Power Engineering, no. 3(4) (July 20, 2007): 25–30. Accessed April 27, 2024. https://nge.nung.edu.ua/index.php/nge/article/view/416.