Published in 1997, this article gives an overview on current literature-based knowledge regarding faecal sludge treatment along with results and conclusions from field research.
STRAUSS, M. ; LARMIE, S.A. ; HEINSS, U. (1997): Treatment of sludges from on-site sanitation — Low-cost options. In: Water Science and Technology: Volume 6 , 129-136. URL [Accessed: 23.06.2010]