1. Planktonic foraminifera, suggested means of correlating Gulf coastal and West Indian Neogene sediments;Akers;Transactions of the Gulf Coast Association of Geologic Societies,1954.
2. Foraminiferal ecological zones of the Gulf Coast;Alberts;Gulf Coast Association of Geologic Societies, Transactions,1966.
3. Subsurface stratigraphy of the coastal plain of Texas and Louisiana;Applin;American Association of Petroleum Geologists Bulletin,1925.