TY - SER AU - Faure,Hughes AU - Breed,C.S AU - McCauley,Jack TI - Paleodrainages of the eastern Sahara: the Nile problem and its relevance to the Chad basin KW - Drainage terrain KW - Hydrologie KW - Ressource eau KW - Quaternaire KW - Chad KW - Bassin Chad KW - Sudan N1 - bibliogr. p. 153-154 ER -