Sperling, Marcos Von Biological wastewater treatment in warm climate regions v. 2 Marcos Von Sperling and C. A. de Lemos Chernicharo - London IWA Publishing 2005 - ix+p.837-1460 figs; illus; index; refs - Online access: OAPEN Open Research Library . ISBN: 1-843391-07-4 Subjects--Topical Terms: Anaerobic PondsBiological WastewaterSedimentationSludgeSludge TreatmentWarm ClimateWastewater Universal Decimal Class. No.: 502.175 / SPE