Tsany MIR, Suryapratama W, Suhartati FM. Effect of Vitamin A and Magnesium Supplementation on Protein Consumption and Nitrogen Retention of Sheep. JIPT [Internet]. 2024Nov.6 [cited 2025Dec.26];12(3):272-86. Available from: https://jurnal.fp.unila.ac.id/index.php/JIPT/article/view/8697