1. Department of Chemistry, The University of Lahore, Lahore, Pakistan
2. Centre for Inorganic Chemistry, School of Chemistry, University of the Punjab, Quaid-e-Azam Campus, Lahore, Pakistan
3. Institute of Chemistry, University of Sargodha, Sargodha, Pakistan
4. Department of Chemistry, Govt. College University, Lahore, Pakistan
5. DIMSIA Department, University of Pitesti, Pitesti, Romania