1. Applied Science DepartmentMadan Mohan Malaviya University of Technology Gorakhpur India
2. Department of ChemistryDeen Dayal Upadhyay Gorakhpur University Gorakhpur India
3. Department of Chemistry, Ewing Christian CollegeUniversity of Allahabad Allahabad India
4. Department of Chemistry, Institute of ScienceBanaras Hindu University Varanasi India