| 1 | |
| Researcher: | Tiwari, Hiralal |
| University: | Banaras Hindu University |
| Language: | Hindi |
| 2 | |
| Researcher: | Pathak, Ram Mohan |
| University: | Banaras Hindu University |
| Language: | Hindi |
| 3 | |
| Researcher: | Mishra, Bharati |
| University: | Banaras Hindu University |
| Language: | Hindi |