Normes et Standards de Forage Manuels au Tchad
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position paper Jan 2009 ; 9 pages
Ed. MEH - N'Djaména Practica Foundation - Papendrecht
Downloadable format: PdF
(250 ko)
Downloadable from the publisher
Editor Presentation
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MEH
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Ministère de l'Elevage et de l'Hydraulique - N'Djaména - Chad |
Practica Foundation - Papendrecht - Netherlands |
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