1. Department of Mathematics, Manipal Institute of Technology Bengaluru Manipal Academy of Higher Education Manipal Karnataka India
2. Faculty of Military Science Stellenbosch University Saldanha South Africa
3. Department of Physics Faculty of Sciences University of 20 août 1955‐Skikda Skikda Algeria
4. Department of Mathematics Vijayanagara Sri Krishnadevaraya University Ballari Karnataka India
5. Department of Mathematics SRM Institute of Science and Technology, Ramapuram Chennai Tamil Nadu India