Kramarenko, A., S. Kramarenko, S. Lugovoy, and O. Yulevich. “Analysis of the Influence of Genetic and Non-Genetic Factors on the Birth Weight and Weaning Weight of Lambs”. Scientific Messenger of LNU of Veterinary Medicine and Biotechnologies. Series: Agricultural sciences 22, no. 93 (September 21, 2020): 14-21. Accessed November 25, 2020. https://nvlvet.com.ua/index.php/agriculture/article/view/3994.