1. Department of Mechanical Engineering, Mettu University, Metu, Ethiopia
2. Department of Mathematics, K. S. Rangasamy College of Technology, Tiruchengode 637215, Tamilnadu, India
3. Department of Computer Science Engineering, New Horizon College of Engineering, Bangalore, India
4. Department of Mathematics, Vivekanandha College of Technology for Women, Elayampalayam, Tiruchengode 637205, Tamilnadu, India
5. Department of Food Process Engineering, College of Engineering and Technology, Wolkite University, Wolkite, Ethiopia