Effendi, H. “Combination of Water Spinach (Ipomea Aquatica) and Bacteria for Freshwater Cryfish Red Claw (Cherax Quadricarinatus) Culture Wastewater Treatment in Aquaponic System”. JOURNAL OF ADVANCES IN BIOLOGY, vol. 6, no. 3, Jan. 2015, pp. 1072-8, doi:10.24297/jab.v6i3.6555.