Yadav, Umeel, Z. S. Malik, D. S. Dalal, S. P. Dahiya, and C. S. Patil. 2018. “Estimation of Breeding Values and Genetic Trend of Production Traits in Munjal Sheep”. International Journal of Livestock Research 8 (8). India:135-41. https://ijlr.org/ojs_journal/index.php/ijlr/article/view/1647.