| 1 | |
| Researcher: | Singh, Bhrigu Nath |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | |
| Researcher: | Joshi, Damodar |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Sharma, Tryambak Nath |
| University: | Banaras Hindu University |
| Language: | English |