1. Department of Chemistry
2. Faculty of Science
3. Ferdowsi University of Mashhad
4. Mashhad
5. Iran
6. Department of Physics
7. N. I. Lobachevsky State University of Nizhni Novgorod
8. Nizhni Novgorod
9. Russia
10. Lobachevsky State University of Nizhni Novgorod