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Thematic mapping for development and management of shared water resources in the ESCWA region
“Wagner, Wolfgang; United Nations. Economic Commission for Africa (1996-10). Thematic mapping for development and management of shared water resources in the ESCWA region. UN. ECA Regional cartographic conference for Africa (9th : 1996, Nov. 11 - 15 : Addis Ababa, Ethiopia). Addis Ababa :. © UN. ECA,. http://hdl.handle.net/10855/14876”