Kalista, A., Redjo, A. and Rosidah, U. (2019) “Aplication of Image Processing to Determine The Freshness of Tilapia Fish (Oreochromis niloticus)”, Jurnal Pengolahan Hasil Perikanan Indonesia, 22(2), pp. 229–235. doi:10.17844/jphpi.v22i2.27364.