Putri, Dita Prameswari Trenggono, Vernanda Widya Pangestika, Hanifan Ilyas, Mohammad Zainal Abidin, Nanung Agus Fitriyanto, and Yuny Erwanto. “Collagen Properties of Indonesian Local Sheepskin Isolated Using Acid and Enzymatic Methods”. Journal of Advanced Veterinary and Animal Research 11, no. 3 (September 29, 2024): 722–728. Accessed September 13, 2025. https://banglajol.info/index.php/JAVAR/article/view/81056.