Anibor E., Mabiaku Y.O., and Emueze J. “‘ORBITAL INDEX AMONG IKA ETHNIC GROUP OF DELTA STATE IN NIGERIA’”. PalArch’s Journal of Archaeology of Egypt / Egyptology 18, no. 08 (July 22, 2021): 3274–3277. Accessed November 5, 2025. https://www.archives.palarch.nl/index.php/jae/article/view/9454.