1. Salimuzzaman Siddiqui:
HEJ Research Institute of Chemistry, University of Karachi, Karachi, Pakistan
2. S. Imtiaz Haider:
HEJ Research Institute of Chemistry, University of Karachi, Karachi, Pakistan
3. S. Salman Ahmad:
HEJ Research Institute of Chemistry, University of Karachi, Karachi, Pakistan
4. Naheed Sultana:
HEJ Research Institute of Chemistry, University of Karachi, Karachi, Pakistan