1. Orwa C., Mutua, A., Kindt, R., Jamnadass, R., and Simons, A. 2009. Agroforestree Database: a tree reference and selection guide version 4.0. World Agroforestry Centre, Kenya. http://www.worldagroforestry.org/treedb/ (Accessed on October 5th, 2018).;
2. Achinewhu, S.C. 1996. The African Oil Bean (Pentaclethra macrophylla Benth.). In Food and feed from legumes and oilseeds. pp. 130-139. Springer, Boston, MA.;
3. Aremu, A.K., Ademuwagun, A.A., and Ogunlade, C.A. 2014. Effects of moisture content and loading orientation on some mechanical properties of the African oil bean seed (Pentaclethra Macrophylla Benth). African Journal of Agricultural Research, 9(49), 3504-3510. DOI: 10.5897/AJAR2014.9109;
4. Achinewhu, S.C. 1982. Composition and food potential of African oil bean (Pentaclethra macrophylla) and velvet bean (Mucuna uriens). Journal of food scienc, 47, 1736-1737. https://doi.org/10.1111/j.1365-2621.1982.tb05025.x;
5. Asoegwu, S.N., Ohanyere, S.O., Kanu, O.P., and Iwueke, C.N. 2006. Physical properties of African oil bean seed (Pentaclethra macrophylla). Agricultural Engineering International: the CIGR E-journal Manuscript FP 05 006. Vol. VIII.;