NurjanahN., -T.I.B. and NurhayatiT. 2021. Ekstraksi Kolagen Kulit Ikan Tuna Sirip Kuning (Thunnus albacares) menggunakan Enzim Pepsin dan Papain: Collagen Extraction of Yellowfin Tuna (Thunnus albacares) Skin Using Pepsin and Papain. Jurnal Pengolahan Hasil Perikanan Indonesia. 24, 2 (Aug. 2021), 174-187. DOI:https://doi.org/10.17844/jphpi.v24i2.35410.