| 1 | |
| Researcher: | Mandal, Kalanand |
| Guide: | Yadav, K.P. |
| University: | Bhupendra Narayan Mandal University, Madhepura (B N Mandal University) |
| Language: | Hindi |
| 2 | |
| Researcher: | Ranjan, Rajeev |
| Guide: | Yadav, K.P. |
| University: | Sido Kanhu Murmu University, Dumka |
| Language: | Hindi |