JohnnyF., MahardikaK., GiriI., & RozaD. (2007). Addition of Vitamin C on Diet to Improve Immunity on Tiger Grouper, Epinephelus fuscoguttatus to Infection Viral Nervous Necrosis. Jurnal Akuakultur Indonesia, 6(1), 43-53. https://doi.org/10.19027/jai.6.43-53