| 1 | |
| Researcher: | Singh, Ram Narain |
| University: | Babasaheb Bhimrao Ambedkar Bihar University |
| Language: | Hindi |
| 2 | |
| Researcher: | Ram Dayal, Prasad |
| Guide: | Mishra, R D |
| University: | University of Delhi |
| Language: | Hindi |
| 3 | |
| Researcher: | Nadar, Ram Das |
| Guide: | Lahiri, R K |
| University: | Chhatrpati Shahu Ji Maharaj University |
| Language: | Hindi |
| 4 | |
| Researcher: | Gunthey, Govind Sita Ram |
| University: | Jai Narain Vyas University |
| Language: | Hindi |