Syahputra, Gita, Hariyatun Hariyatun, FirdausMuhammad, and SantosoPugoh. “Extraction and Characterization of Collagen from Sand Sea Cucumber (Holothuria Scabra)”. Jurnal Ilmu Pertanian Indonesia 26, no. 3 (June 28, 2021): 319-327. Accessed April 18, 2024. https://journal.ipb.ac.id/index.php/JIPI/article/view/30443.