N. Pirarat, S. Boonananthanasarn, L. Krongpong, T. Katagiri, and M. Maita, “Effect of Activated Charcoal-Supplemented Diet on Growth Performance and Intestinal Morphology of Nile Tilapia (Oreochromis niloticus)”, TJVM, vol. 45, no. 1, pp. 113–119, Mar. 2015.