Mequanen, J. ., M. . Ftwi, N. . Ayele, F. . Tadesse, T. . Negi, and M. . Bushura. “The Optimum and Economically Feasible Intra Row Spacing for in Vitro Regenerated Sugarcane (Saccharum Spp.) Plantlets”. Scientific Journal of Crop Science, vol. 7, no. 7, July 2018, pp. 326-32, http://sjournals.com/index.php/sjcs/article/view/296.