Угриновський, А. В., and Н. С. Дячук. “FEATURES OF EXPLOITATION OF OIL AND FLOODED GAS AND CONDENSATE WELLS WITH APPLICATION OF PLOUNGER LIFTS”. Oil and Gas Power Engineering, no. 2(11), Nov. 2009, pp. 19-24, https://nge.nung.edu.ua/index.php/nge/article/view/203.