TY - Chinese Journal of Management Science A1 - WANG Ling, ZHANG Jin-suo, ZOU Shao-hui T1 - The Optimal Investment Timing of Petroleum Resources Exploration Based on Sequential Investment Theory Y1 - 2020-10-20 JF - Chinese Journal of Management Science JO - Chinese Journal of Management Science SP - 54 EP - 64 VL - 28 IS - 10 UR - http://www.zgglkx.com N1 - 10.16381/j.cnki.issn1003-207x.2017.1414 ER -