Cita recomanada
Vives Fàbregas, M. Teresa. (2004). SBR technology for wastewater treatment: suitable operational conditions for a nutrient removal. Girona: Universitat. [Consulta: 22 Maig 2013]. Disponible a: http://www.tdx.cat/TDX-0201105-182136http://hdl.handle.net/10803/7895http://hdl.handle.net/10256/4866