1. Crites RW, Middlebrooks J, Bastian RK, Reed SC (2014) Natural wastewater treatment systems. CRC Press, New York
2. Olsson G, Newell B (1999) Wastewater treatment systems: modelling, diagnosis and control. IWA Publishing, London
3. Van Haandel AC, Van der Lubbe JGM (2012) Handbook of biological wastewater treatment design and optimization of activated sludge systems. IWA Publishing, London
4. Ballhysa N, Kim S, Byeon S (2020) Wastewater treatment plant control strategies. Int J Adv Smart Converg 9:16–25
5. Lahdhiri A, Lesage G, Hannachi A, Heran V (2020) Steady-state methodology for activated sludge model 1 (ASM1) state variable calculation in MBR. Water. https://doi.org/10.3390/w12113220