De Somer, M.

De Kosinsky, V. & De Somer, M., 1985. Water resources for rural areas and their communities : proceedings of the Vth World Congress on Water Resources : 9-15 June 1985, Brussels, Belgium, Crystal Drop Publications. Available at: https://fr.ircwash.org/sites/default/files/71IWRA85-1191-2.pdf.