Estim, A., Shaleh, S.R.M., Shapawi, R., Saufie, S.,  & Mustafa, S. (2020). Maximizing Efficiency and Sustainability of Aquatic Food Production from Aquaponics Systems - A Critical Review of Challenges and Solution Options. <i>Aquaculture Studies</i>, <i>20</i>,  65-72. http://doi.org/10.4194/2618-6381-v20_1_08