Zakaria, M, MM Hossain, MA Khaleque Mian, T Hossain, and N Sultana. 2008. “Effect of Nitrogen and Potassium on <i>In vitro</I> Tuberization of Potato”. Plant Tissue Culture and Biotechnology 17 (1):79-85. https://doi.org/10.3329/ptcb.v17i1.1124.