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Technical Notes (English)Fiches Techniques (fran?ais)
The Case for Manual Drilling in Africa [En]
Professionalizing Manual Drilling in Africa [En]
Selection of Well Construction Methods [En]
Manual Drilling Techniques [En]
Mapping the Potential for Manual Drilling [En]
Les fondements du forage manuels en Afrique [Fr]
La professionnalisation du forage manuel en Afrique [Fr]
Sélection des Méthodes de construction des Puits [Fr]

Les Techniques de Forage Manuel[Fr]
Cartographier les zones favorables au forage manuel [Fr]
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