Petroleum geology and resources of the Middle Caspian basin (South Mangyshlak, Terek-Caspian, and Stavropol-Prikumsk petroleum systems) [microform] / by Gregory F. Ulmishek (Open-file report ; 99-50-B)
Petroleum geology and resources of the Middle Caspian basin (South Mangyshlak, Terek-Caspian, and Stavropol-Prikumsk petroleum systems) [microform] / by Gregory F. Ulmishek