“THE EFFECT OF DIFFERENT PRETANNING INGREDIENTS ON QUALITY OF THE SKIN OF TILAPIA FISH(OREOCHROMIS NILOTICUS) TANNED OF GAMBIER (UNCARIA GAMBIER)”. Berkala Penelitian Teknologi Kulit, Sepatu, dan Produk Kulit 23, no. 2 (December 16, 2024): 190–202. Accessed December 22, 2024. https://e-jurnal.atk.ac.id/index.php/bptkspk/article/view/56.