AyuningtyasS. Q., Zairin Jr.M., and Widanarni. “Reproductive Performance of Catfish Clarias Sp. With Probiotics Bacillus Sp. NP5 Addition through Feed”. Jurnal Akuakultur Indonesia, Vol. 19, no. 1, Aug. 2020, pp. 74-83, doi:10.19027/jai.19.1.74-83.