Islam, M., M. B. Mia, and M. Faroque. “Influences of Nitrogen Fertilizer on Biochemical Attributes of Potato (<i>Solanum tuberosum</I> L.) in Relation to Yield Potential”. The Agriculturists, vol. 5, no. 1, June 2010, pp. 120-3, doi:10.3329/agric.v5i1.5206.