NAULIA, UMA, and K S SINGH. “Replacement of Dietary Groundnut-Cake by Soybean-Meal Supplemented With Dlmethionine on the Performance of Layer Chickens”. The Indian Journal of Animal Sciences, vol. 72, no. 12, Feb. 2014, https://epubs.icar.org.in/index.php/IJAnS/article/view/38153.