TY - PROGRESS IN GEOGRAPHY A1 - CAI Guotian,ZHANG Lei T1 - Analysis Basic Situation of China's Energy Secur ity Y1 - 2006-09-25 00:00:00.0 JF - PROGRESS IN GEOGRAPHY JO - PROGRESS IN GEOGRAPHY SP - 57 EP - 66 VL - 25 IS - 5 UR - {https://www.progressingeography.com/EN/10.11820/dlkxjz.2006.05.013} N1 - 10.11820/dlkxjz.2006.05.013 ER -