1. N. J. Rajper:
Institute of Maths and Computer Science, University of Sindh, Jamshoro, Pakistan
2. F. H. Chandio:
Institute of Maths and Computer Science, University of Sindh, Jamshoro, Pakistan
3. Q. U. A. Nizamani:
Institute of Maths and Computer Science, University of Sindh, Jamshoro, Pakistan
4. Z. Khowaja:
Institute of Maths and Computer Science, University of Sindh, Jamshoro, Pakistan
5. H. A. Nizamani:
Institute of Maths and Computer Science, University of Sindh, Jamshoro, Pakistan