Thongprajukaew, K., S. Kovitvadhi, U. Kovitvadhi, and P. Preprame. “Effects of feeding frequency on growth performance and digestive enzyme activity of sex-reversed Nile tilapia, Oreochromis niloticus (Linnaeus, 1758)”. Agriculture and Natural Resources, vol. 51, no. 4, Aug. 2017, pp. 292-8, https://li01.tci-thaijo.org/index.php/anres/article/view/239989.