1. Fluoride in natural waters;Edmunds,2005
2. The occurrence and geochemistry of fluoride in some natural waters of Kenya;Gaciri;J. Hydrol.,1993
3. A geochemical model for the abnormal fluoride concentrations in waters in parts of northern Tanzania;Nanyaro;J. Afr. Earth Sci.,1984
4. British Geological Survey, Groundwater Quality, Tanzania, 2000.
5. Contributions to the hydrogeochemistry of the area to the immediate north of Nairobi Conservation Area, Kenya;Maina;J. Afr. Earth Sci.,1984