1. Regional Water and Environmental Sanitation Centre Kumasi (RWESCK), Department of Civil Engineering Kwame Nkrumah University of Science and Technology Kumasi Ghana
2. Regional Water and Environmental Sanitation Centre Kumasi (RWESCK), Department of Geomatic Engineering Kwame Nkrumah University of Science and Technology Kumasi Ghana
3. Department of Physics Kwame Nkrumah University of Science and Technology Kumasi Ghana