1. Department of Mathematics, School of Advanced Sciences Vellore Institute of Technology Vellore Tamilnadu India
2. Department of Applied Science Rajkiya Engineering College Kannauj Kannauj Uttar Pradesh India
3. Department of Mathematics, College of Arts and Sciences Prince Sattam bin Abdulaziz University Wadi Aldawaser Saudi Arabia
4. Department of Applied Mathematics Bharathiar University Coimbatore Tamilnadu India
5. Ramanujan Institute for Advanced Study in Mathematics University of Madras Chennai Tamil Nadu India