D. Jusadi, B. Dewantara, and I. Mokoginta, “Effect of L-Ascorbyl-2-Phosphate Magnesium as a Vitamin C Source in Different Doses on Growth of Patin Pangasius Hypophthalmus Fingerlings”, Jurnal Akuakultur Indonesia, vol. 5, no. 1, pp. 21–29, Jan. 2007, doi: 10.19027/jai.5.21-29.