Reproductive responses of Synodontis eupterus to different dietary melatonin levels under blue light conditions - Agus Oman Sudrajat; Shofihar Sinansari; Harton Arfah; Eni Kusrini; Bastiar Nur; Darmawan Setia Budi; Odang Carman; Alimuddin Alimuddin (Animal Reproduction Science, 2026)