To complete my previous contribution, here are a few references :
Robineau, O., 2013. Vivre de l’agriculture dans la ville africaine. Géographie des arrangements entre acteurs à Bobo-Dioulasso, Burkina Faso, Thèse de Doctorat, Université Montpellier 3, Montpellier.
Valette, E., Perrin, C., Soulard, C-T., 2012. Sustainable cities vs sustainable agricultures. A scientific project on agro-urban systems, North and South of the Mediterranean, in Conference Agriculture in an urbanizing society 2012, Wageningen.
Robineau, O., 2015. Toward a systemic analysis of city-agriculture interactions in West Africa: a geography of arrangements between actors, Land Use Policy, 49, 322-331.
Д-р. Ophélie Robineau