Global Water Partnership West Africa Technical Advisory Committee -Ouagadougou, BF, GWP-WATAC,
“Visions nationales de l'eau 2025 : Bénin, Burkina Faso, Cap-Vert, Côte d'Ivoire, Ghana, Guinée”. West African Advisory Committee (WATAC), Ouagadougou, Burkina Faso, p. 229 p. : fig., 2002.