Osaro, I. E., I. Chinedu, and Y. Ojochenemi E. “Proximate and Phytochemical Constituents of Ethanolic Extract of Seeds of Cola Acuminata and Cola Nitida”. Asian Journal of Science, Technology, Engineering, and Art, Vol. 2, no. 2, Feb. 2024, pp. 129-44, doi:10.58578/ajstea.v2i2.2738.