| 1 | |
| Researcher: | Hamid, S M Narar |
| Guide: | Hanif, Mohammad |
| University: | Magadh University |
| Language: | English |
| 2 | |
| Researcher: | Verma, Baleshwar Nath |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Markandaya, Rakesh |
| Guide: | Wilson, Anil |
| University: | Himachal Pradesh University |
| Language: | English |