Feasibility of Anaerobic Sewage Treatment in Sanitation Strategies in Developing Countries ALAERTS, G. J. VEENSTRA, S. BENTVELSEN, M. DUIJL, L. A. van (1990): Feasibility of Anaerobic Sewage Treatment in Sanitation Strategies in Developing Countries. (= IHE Report Series 20 ). Delft: The Netherlands
