1. Acheampong, S.Y., 1996. Geochemical Evolution of the Shallow Groundwater System in the Southern Voltaian Sedimentary Basin of Ghana. PhD, University of Nevada, Reno.
2. Origin of the shallow groundwater system in the southern Voltaian Sedimentary Basin of Ghana: an isotopic approach;Acheampong;Hydrol. J.,2000
3. Estimating groundwater recharge from water isotope (δ2H, δ18O) depth profiles in the Densu River basin, Ghana;Adomako;Hydrol. Sci. J.,2010
4. Adu, S.V., 1995. Soils of the Nasia River Basin Northern Region of Ghana. Soil research Institute (Council for Scientific and Industrial Research), Academy Post Office, Kwadaso-Kumasi, Ghana.
5. Agyepong, G.T., 1997. Land Use/Land Cover; Volta Basin System. Information Building Block, Ghana Water Resources Management Study, vol. I. Accra.