| 1 | |
| Researcher: | Nirmala |
| Guide: | Nirmala |
| University: | University of Delhi |
| Language: | English |
| 2 | |
| Researcher: | Nirmala Devi |
| Guide: | Pajni, H R |
| University: | Panjab University |
| Language: | English |
| 3 | |
| Researcher: | Srivastava, Nirmala |
| Guide: | Sharma, S S |
| University: | Aligarh Muslim University |
| Language: | Hindi |