About LEE G-Y
About Southwest Petroleum Inst.
About LIU Y
About Southwest Petroleum Inst.
About WU K
About Southwest Petroleum Inst.
About SHI Y
About Univ. Nebraska at Omaha
About Engineering Economist
About petroleum industry
About China
About Petroleum industry in general
About Operations research in general
About 中国
About 石油工業
About 経済
About 改革
About 支援
About 意思決定モデル