PrastitiL. A., YuhanaM. and WidanarniW. (2018) “Effectivity of prebiotic mannan oligosaccharides as the immunity enhancer and growth response on whiteleg shrimp Litopenaeus vannamei against white spot disease”, Jurnal Akuakultur Indonesia, 17(1), pp. 81-86. doi: 10.19027/jai.17.1.81-86.