1. Department of Mathematics, Symbiosis Institute of Technology, Symbiosis International (Deemed University), Pune, India
2. Fakulti Teknologi Kejuruteraan Mekanikal Dan Pembuatan, Universiti Teknikal Malaysia Melaka, Melaka, Malaysia
3. Department of Pure and Applied Mathematics, School of Mathematical Sciences, Sunway University, Petaling Jaya, Selangor Darul Ehsan, Malaysia