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Goetsch, O.

Goetsch, O., 1989. Evaluation of water supply systems, constructed from 1964 to 1989, Yaounde, Cameroon: Helvetas, Swiss Association for Development and Cooperation. Available at: https://es.ircwash.org/sites/default/files/824-CM-7046.pdf.

Fecha publicación: 01/01/1970

Goetsch, O., 1989. Evaluation of water points and wells, constructed from 1964 to 1989, Yaounde, Cameroon: Helvetas, Swiss Association for Development and Cooperation. Available at: https://es.ircwash.org/sites/default/files/824-CM-7047.pdf.

Fecha publicación: 01/01/1970

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