Osti, N., N. Devkota, M. Sharma, and M. Sapkota. “Layers-Starter Ration With Methionine and Lysine Supplements: An Ideal Approach of Raising Quail”. Journal of the Institute of Agriculture and Animal Science, vol. 24, Feb. 2003, pp. 75-80, https://www.nepjol.info/index.php/JIAAS/article/view/376.