Etim, A., Harry, T., Ekot, A., Ekot, A. ., Udoh, A., & Udoh, A. (2026). FORAMINIFERAL BIOSTRATIGRAPHY OF Y-1 AND Z-1 WELLS, WESTERN SECTOR OF NIGER DELTA, NIGERIA. AKSU Annals of Sustainable Development, 3(2). https://doi.org/10.60787/aasd.vol3no2.89