Ebrahim, S. . Z. ., S. K. Genena, and M. A. . Mostafa. “Effect of Climate Change on Productive Traits and Genetic Parameters for Friesian Cows in Egypt”. Journal of Advanced Veterinary Research, vol. 13, no. 10, Dec. 2023, pp. 1966-70, https://advetresearch.com/index.php/AVR/article/view/1594.