1. Laboratoire d'Hydrologie Appliquée, Institut National de l'Eau (INE), Université d'Abomey-Calavi, Cotonou, Bénin
2. School of Environment & Science, Griffith University, Nathan, Queensland, Australia
3. Australian Rivers Institute and Griffith School of Environment & Science, Griffith University, Nathan, Queensland, Australia
4. African Regional Institute for Geospatial Information Science and Technology (AFRIGIST), Obafemi Awolowo University Campus, Ile-Ife, Nigeria