S. Deegener, Wendland, C., Samwel, A., and Samwel, M.,
“Sustainable and safe school sanitation : how to provide hygienic and a ffordable sanitation in areas without a functioning wastewater system : examples from Eastern Europe, Caucasus and Central Asia”. Women in Europe for a Common Future (WECF), Utrecht, The Netherlands, p. 26 p. : 4 boxes, 2 tab., 2009.
