Haque, M. E., et al. “Effect of Nitrogen and Boron on the Growth and Yield of Tomato (Lycopersicon Esculentum M.)”. International Journal of Bio-Resource and Stress Management, vol. 2, no. Sep, 3, Sept. 2011, pp. 277-82, https://www.ojs.pphouse.org/index.php/IJBSM/article/view/154.