Satyastika, Filza Zhafira, Daud Samsudewa, and Rudy Hartanto. 2025. “Meta Analysis: The Impact of Utilizing Rumen Undegradable Protein in Feed on Reproductive and Production Performance of Dairy Cow ”. Journal of Advanced Veterinary Research 15 (5):685-89. https://advetresearch.com/index.php/AVR/article/view/2371.