S. Q. . Ayuningtyas, M. . Zairin Jr., and Widanarni, “Reproductive performance of catfish Clarias sp. with probiotics Bacillus sp. NP5 addition through feed”, Jurnal Akuakultur Indonesia, vol. 19, no. 1, pp. 74–83, Aug. 2020, doi: 10.19027/jai.19.1.74-83.