https://survey.amu.edu.et/ojs/index.php/EJWST/issue/download/92/Proceeding%20of%20the%2016th%20Symposium%20on%20%20Sustainable%20Water%20Resources%20Development%20%20Arba%20Minch%20University%20%20from%20July%201-2%2C%202016
Dr. Abdella Kemal