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C. W. Jones et Kiguel, M. A.,
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G. Tsakiris et Santos, M. A.,
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J. Pickford,
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E. Baumann et Keen, J.,
« Afridev deep well handpump specification ». SKAT (Swiss Centre for Development Cooperation in Technology and Management), St. Gallen, Switzerland, p. 64 p.: fig., 1994.
M. Moynihan, Krhoda, G. O., Klaassen, W., Matagaro, W. O., Mutinda, J. M., et Oyieke, T. O.,
« After the matchbox fell in the waterpot : final report of the review mission to the Rural Domestic Water Supply and Sanitation Programme phase II (RDWSSP/II) Nyanza Province, Kenya, May 24 - June 17 1994 ». SAWA, Ede, The Netherlands, p. xxx, 58 p. + annexes (ca. 40 p.) : fig., maps, tab., 1994.
A. Llop,
« Agenda 21 and integrated water resource management in Latin America and the Caribbean ». United Nations Economic Commission for Latin America and the Caribbean (ECLAC), Santiago, Chile, p. v, 61 p., 1994.