Afrique (2) Afrique (2) Ouest (1) History (1) Assaying (1) Prevention (1) Sustainable development (1) Event history analysis (1) Minors (1) Trails (1) Time (1) State, The (1) Senegalese (1) Scientists (1) Public domain (1) Prediction theory (1) Perspective (1) Observatories (1) Matter (1) Malaria (1) Licenses (1) Land tenure (1) International agencies (1) Informers (1) Government property (1) Goal (Psychology) (1) Generations (1) Food relief (1) Farm produce (1) Economics (1)