Shidqi, M.T. et al. 2021. Supplementation of Lysine Essential Amino Acids in Commercial Feed to Increase Eicosapentaenoic Acid (EPA) and Docosahexaenoic Acid (DHA) in Catfish (Pangasius sp.) Fillet. Jurnal Biologi Tropis. 21, 3 (Oct. 2021), 983–992. DOI:https://doi.org/10.29303/jbt.v21i3.2995.