| 1 | |
| Researcher: | Yadav, Ran Sharan |
| Guide: | Singh, K K |
| University: | Bhupendra Narayan Mandal University, Madhepura (B N Mandal University) |
| Language: | English |
| 2 | |
| Researcher: | Rajendra, Rituparna |
| Guide: | Sahu, B P |
| University: | North-Eastern Hill University, Shillong |
| Language: | English |
| 3 | |
| Researcher: | Rajendra, Rituparna |
| Guide: | Sahu, B P |
| University: | North-Eastern Hill University, Shillong |
| Language: | English |