东营凹陷沙三段沉积期湖泊古生产力研究
刘惠民;李守军;郑德顺;李学艳
Lacustrine palaeo-productivity in the Third Member of the Shahejie Formation in Dongying Sag
LIU Huimin; LI Shoujun; ZHENG Deshun and LI Xueyan
. 2003, (3): 342 -0 .