A. Yulianto, N. M. Zakiyya, P. Soewondo, M. Handajani, and H. D. Ariesyady, “Kinetics on Organic Removal by Aerobic Granular Sludge in Bubbled Airlift Continuous Reactor”, J. Eng. Technol. Sci., vol. 51, no. 5, pp. 693-706, Oct. 2019.