Mufida, Siti Nur, and Nuniek Herdyastuti. “Extraction of Tilapia Scale (Oreochromis spp.) Gelatin With Variations in Citric Acid Concentration and Demineralization Time”. Jurnal Sumberdaya Akuatik Indopasifik 6, no. 3 (August 30, 2022): 193–204. Accessed February 7, 2025. https://ejournalfpikunipa.ac.id/index.php/JSAI/article/view/237.