RudiM., SukendaS., WahjuningrumD., PasaribuW. and HidayatullahD. (2019) “Seaweed extract of Gracilaria verrucosa as an antibacterial and treatment against Vibrio harveyi infection of Litopenaeus vannamei”, Jurnal Akuakultur Indonesia, 18(2), pp. 120-129. doi: 10.19027/jai.18.2.11-20.