欠平衡钻井期间地层流体流入规律研究
李相方, 刚涛, 隋秀香, 蔡万伟
The research of feature of formation fluid influx during underbalaced drilling
LI Xiang-fang
石油学报 . 2002, (2): 48 -52 .  DOI: 10.7623/syxb200202011