Halawa, N., A. O. . Sudrajat, Alimuddin, and H. . Arfah. “Survival Rate and Growth Performance of Catfish (Clarias Sp) Seeds With the Addition of Serotonin Hormone”. Intek Akuakultur, vol. 6, no. 2, Dec. 2022, pp. 195-07, doi:10.31629/intek.v6i2.5191.