1. Industrial Systems and Environmental Engineering Research Unit (UR-ISIE), University of Dschang, West Province, Cameroon
2. Mechanics and Modeling of Physical System Research Unit (UR-2MSP), University of Dschang, West Province, Cameroon
3. Department of Mechanical Engineering and Computer Integrated Manufacturing, Fotso Victor Institute of Technology of Bandjoun, University of Dschang, West Province, Cameroon