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Biblio

Found 2 results
Filters: Keyword is burkina faso and Author is Langenegger, O.  [Clear All Filters]
1994
O. Langenegger, Groundwater quality and handpump corrosion in [West] Africa, vol. no. 8. UNDP-World Bank Water and Sanitation Program, Washington, DC, USA, p. xx, 143 p.: 85 fig., 23 tab., 1994.
1987
O. Langenegger, Groundwater quality in rural areas of Western Africa. World Bank Regional Water and Sanitation Group Western Africa, Abidjan, Ivory Coast, p. 10 p.: fig., tab., 1987.
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