“Geochemistry, Textural, and Mineralogical Maturity Indices of Gulma sandstone Member, type section of Gwandu Formation, Kebbi State, Sokoto Basin, Northwestern Nigeria”, CEMRJ, vol. 3, no. 3, pp. 528–544, Oct. 2025, Accessed: Feb. 06, 2026. [Online]. Available: https://cemrj.com/index.php/volumes/article/view/154