Suptijah, Pipih, et al. “Study of Inhibitory Effects Of Chitosan on Quality Deterioration of Catfish (Pangasius Hypopthalmus) Fillet at Room Temperature Storage”. Jurnal Pengolahan Hasil Perikanan Indonesia, vol. 11, no. 2, May 2010, https://doi.org/10.17844/jphpi.v11i2.907.