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Filters: Keyword is maya-yaku pumps  [Clear All Filters]
2004
Erpf, K., «Handpump specifications». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. CD-ROM, 2004.
2002
Erpf, K., «Technology selection - and buyers guide for public domain handpumps for drinking water». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 74 p. : techn. drawings, 2002.