| 1 | |
| Researcher: | Rai, Triloki Nath |
| University: | Banaras Hindu University |
| Language: | Hindi |
| 2 | |
| Researcher: | Mishra, R S |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Mishra, Lal Mani |
| University: | Banaras Hindu University |
| Language: | English |
| 4 | |
| Researcher: | Saxena, Kripa Narain |
| University: | Banaras Hindu University |
| Language: | English |