Tsegaw, T. “Genotype X Environment Interaction for Tuber Yield, Dry Matter Content and Specific Gravity in Elite Tetraploid Potato (<i>Solanum Tuberosum</I> L.) Genotypes”. East African Journal of Sciences, vol. 5, no. 1, Mar. 2014, pp. 1-5, doi:10.4314/eajsci.v5i1.