B. Anehumbu Aye, P. Azinwi Tamfuh, and E. Tata, “Geochemistry of Amphibolites in Akom II, Nyong Series, North Western Border of the Congo Craton, South Cameroon”, IJAG, vol. 9, no. 1, pp. 33–41, Apr. 2021, doi: 10.14419/ijag.v9i1.31467.