1. Department of Mathematics, COMSATS University Islamabad – Lahore Campus, Lahore, Pakistan
2. Department of Chemical Engineering, COMSATS University Islamabad – Lahore Campus, Lahore, Pakistan
3. Department of Chemical Engineering, Lulea University of Technology, Lulea, Sweden
4. Department of Mathematics, Sukkur Institute of Business Administration, Sindh, Pakistan
5. Shanghai Institute of Applied Mathematics and Mechanics, Shanghai University, Shanghai, China