Brunnenbau in Entwicklungsländern : Problematik der Technik am Beispiel Äthiopiens

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Bibliographic Details
Main Author: O. Langenegger
Format: Article
Language:deu
Published: Copernicus Publications
Series:Geographica Helvetica
Online Access:http://www.geogr-helv.net/34/37/1979/gh-34-37-1979.pdf

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