Efficiency analysis of sucker-rod pumping system and optimal design of swabbing parameter
LI Zhao-min, LIN Ri-yi, FU Lu-chang, YU Tong-ying, LIAN Jing-she, LI Song-yan
Editorial office of ACTA PETROLEI SINICA . 2005, (5): 102 -106 .  DOI: 10.7623/syxb200505023