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Ramamonjisoa, Joselyn; Hurni, Hans (1999). Synthèse du IVème colloque international de l'Association pour les Montagnes Africaines (AMA). In: Hurni, Hans; Ramamonjisoa, Joselyn (eds.) African mountain development in a changing World (pp. 11-28). Antananarivo, Madagascar: African Mountains Association; African Highlands Initiative; United Nations University
