| 1 | |
| Researcher: | Nirmala Kumari |
| University: | Banaras Hindu University |
| Language: | Hindi |
| 2 | |
| Researcher: | Nirmala Kumari |
| University: | Magadh University |
| Language: | Hindi |
| 3 | |
| Researcher: | Khar, Nirmala Kumari |
| Guide: | Tiwary, Dharmadeo |
| University: | Gauhati University |
| Language: | English |