Stuck in the desert : hampered mobility among transit migrants in northern Niger The challenge of the treshold : border closures and migration movements in Africa /Brachet, Julien MIGRATION INTERNATIONALE TRAVAILLEUR MIGRANT MOBILITE TRANSPORT FLUX MIGRATOIRE COUT CORRUPTION MIGRATION DE TRANSIT PARCOURS MIGRATOIRE MIGRATION TRANSSAHARIENNE HISTOIRE MIGRATOIRE Lexington Books /Streiff-Fénart, Jocelyne (ed.) Kabwé-Segatti, A.W. (ed.) 2012 text https://www.documentation.ird.fr/hor/fdi:010059197 fdi:010059197 Brachet Julien, . Stuck in the desert : hampered mobility among transit migrants in northern Niger. In : Streiff-Fénart Jocelyne (ed.), Kabwé-Segatti A.W. (ed.), . The challenge of the treshold : border closures and migration movements in Africa Lexington Books, 2012, 91-113 EN SAHARA NIGER ALGERIE LIBYE