@incollection{fdi:010025409, title = {{M}ajor {S}ahelian trade networks : past and present}, author = {{G}r{\'e}goire, {E}mmanuel}, editor = {}, language = {{ENG}}, abstract = {}, keywords = {{HISTOIRE} {ECONOMIQUE} ; {ECHANGE} {COMMERCIAL} ; {ECONOMIE} {RURALE} ; {SYSTEME} {AGRAIRE} ; {CULTURE} {DE} {RENTE} ; {CHANGEMENT} {SOCIAL} ; {IMPACT} {SUR} {L}'{ENVIRONNEMENT} ; {HISTOIRE} {COLONIALE} ; {AIDE} {EXTERIEURE} ; {AJUSTEMENT} {STRUCTUREL} ; {SECTEUR} {PRIVE} ; {CRISE} {ECONOMIQUE} ; {CRISE} {POLITIQUE} ; {SECTEUR} {INFORMEL} ; {COMMERCANT} ; {ETHNIE} ; {ISLAM} ; {FRANC} {CFA} ; {RESEAU} {MARCHAND} ; {SAHEL} ; {SENEGAL} ; {MALI} ; {MAURITANIE} ; {GHANA} ; {BURKINA} {FASO} ; {NIGER} ; {NIGERIA}}, booktitle = {{S}ocieties and nature in the {S}ahel}, numero = {}, pages = {90--108}, address = {{L}ondres}, publisher = {{R}outledge}, series = {{SEI} {G}lobal {E}nvironment and {D}evelopment {S}eries}, year = {1997}, ISBN = {0-415-14102-8}, URL = {https://www.documentation.ird.fr/hor/fdi:010025409}, }