Sarti, A., M. Zaiat, and E. Foresti. “Performance of Anaerobic Sequencing Batch Reactors (pilot-Scale) in Domestic Sewage Treatment”. Semina: Ciências Exatas E Tecnológicas, vol. 26, no. 2, Dec. 2005, pp. 113-24, doi:10.5433/1679-0375.2005v26n2p113.