1. Akiti TT (1977) Groundwater from the Keta-Anlo Artesian Basin. Proceedings of 10th Biennial Conference of Ghana Science Association, Cape Coast, Ghana
2. Akiti TT (1980) Etude Géochimique et Isotopique de quelques aquifères au Ghana: gneiss de la Plaine d’Accra, calcaire de la Plaine SE de la Volta, granite de la Haute Région [Geochemical and isotopic study of several aquifers in Ghana: Accra plain gneiss, SE Volta plain limestone, High Region granite] PhD Thesis, Université Paris-Sud, Orsay France, 345 pp
3. Akouvi A (2005) Etude géochimique et hydrogéologique des eaux souterraines d’un basin sédimentaires côtier en zone tropicale. Implications sur la gestion, la protection et la préservation des ressources en eau du Togo (Afrique de l’Ouest) [Geochemical and hydrogeological study of groundwater from the coastal sedimentary basin in the tropical zone: implication for management, protection and preservation of the water resources of Togo (West Africa)]. PhD Thesis, Université Pierre et Marie Curie, Paris VI, Paris, France, 163 pp
4. Bannerman RR (1994) Appraisal of the Limestone Aquifer of the Keta Basin, Ghana. In: Sovri J, Soukhl T (Eds) Future groundwater resources at risk. IAHS Publ. No. 222, IAHS, Wallingford, UK, pp 315–321
5. Bergonzini L, Chalié F, Gasse F (1997) Paleoevaporation and paleoprecipitation in the Tanganyika basin at 18,000 years B.P. inferred from hydrologic and vegetation proxies. Quat Res 47:295–305