| 1 | |
| Researcher: | Varma, Ram Kumar |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| Language: | English |
| 2 | |
| Researcher: | Varshneya, Lakshmi Sagar |
| University: | University of Allahabad |
| Language: | Hindi |
| 3 | |
| Researcher: | Shukla, Kesari Narayan |
| University: | Banaras Hindu University |
| Language: | English |