The Niger, a lifeline: Effective water management in the Upper Niger Basin, s. 58. Lelystad, Sévare, Amsterdam, Veenwouden: Rijkswaterstaat, Wetlands International, Institute for Environmental studies, Altenburg & Wymenga ecological consultants, 2005. ISBN 90-807150-6-9Teoksen verkkoversio. (Arkistoitu – Internet Archive)
hydrosciences.fr
Monographie hydrologique du fleuve Niger. Tome II: Cuvette Lacustre et Niger Moyen, s. 12–13. Paris: Orstom, 1986. ISBN 2-7099-0790-9Teoksen verkkoversio.
The Niger, a lifeline: Effective water management in the Upper Niger Basin, s. 58. Lelystad, Sévare, Amsterdam, Veenwouden: Rijkswaterstaat, Wetlands International, Institute for Environmental studies, Altenburg & Wymenga ecological consultants, 2005. ISBN 90-807150-6-9Teoksen verkkoversio. (Arkistoitu – Internet Archive)