Mohammed, W, S Ali, B Shimelis, and S Burga. 2015. “Genetic Diversity of Local and Introduced Sweet Potato [Ipomoea Batatas (L.) Lam.] Collections for Agro-Morphology and Physicochemical Attributes in Ethiopia”. Science, Technology and Arts Research Journal 4 (1):9-19. https://doi.org/10.4314/star.v4i1.2.