Andriani, Y., ., Z., Dhahiyat, Y., Hamdani, H. and Dewi, dan R. (2019) “Performance of Lettuce and Water Spinach in Koi Fish-based Aquaponics System”, Asian Journal of Fisheries and Aquatic Research, 3(4), pp. 1-7. doi: 10.9734/ajfar/2019/v3i430039.