1. Amjad Ali:
Centre for Advanced Studies in Pure and Applied Mathematics (CASPAM), Bahauddin Zakariya University (BZU), Multan, Pakistan
2. Ahmad Hassan:
Centre for Advanced Studies in Pure and Applied Mathematics (CASPAM), Bahauddin Zakariya University (BZU), Multan, Pakistan
3. Khalid S. Syed:
Centre for Advanced Studies in Pure and Applied Mathematics (CASPAM), Bahauddin Zakariya University (BZU), Multan, Pakistan
4. Muhammad Ishaq:
Centre for Advanced Studies in Pure and Applied Mathematics (CASPAM), Bahauddin Zakariya University (BZU), Multan, Pakistan
5. Idrees Ahmad:
Pakistan Institute of Engineering and Applied Sciences (PIEAS), Nilore, Islamabad, Pakistan