1. Stratigraphy and sedimentation in the Senonian Anambra basin of eastern Nigeria;Agagu;J. Min. Geol.,1985
2. Sedimentology of Owelli sandstone (Campanian-Maastrichtian), southern Benue Trough, Nigeria;Agumanu;J. Min. Geol.,1993
3. Paleocurrent, petrography, and provenance of Ajali sandstone (upper cretaceous), south-eastern Benue Trough, Nigeria;Amajor;Sediment. Geol.,1987
4. Major and trace element geochemistry of Albian and Turonian shales from the Southern Benue trough, Nigeria;Amajor;J. Afr. Earth Sci.,1987
5. Provenance of sands from cazones, acapulco, and bahía kino beaches, Mexico;Armstrong-Altrin;Rev. Mex. Ciencias Geol.,2009