Utiah, Adharto, et al. “Requirement of N-6 and N-3 Fatty Acid in Broodstock Diets on Reproductive Performance of Green Catfish, Hemibagrus Nemurus Blkr”. Jurnal Akuakultur Indonesia, vol. 6, no. 1, Jan. 2007, pp. 7-15, https://doi.org/10.19027/jai.6.7-15.