Détail du congrès:
Congrès: Foundation seminar, Thuesday 30 May 1991 (1991) (1991) |
Documents disponibles provenant de ce congrès (1)
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congrès/colloque
In spite of technological progress made and contrary to the availability of important financial means, the situation of water supply and sanitation in the countries of the third world remains unacceptably bad. a worlwide organisation such as iws[...]