| 1 | |
| Researcher: | Raghu Raj Singh |
| University: | Dr Bhimrao Ambedkar University |
| Language: | English |
| 2 | |
| Researcher: | Misra, Shridhar |
| University: | University of Lucknow |
| Language: | English |
| 3 | |
| Researcher: | Srivastava, K N |
| University: | Banaras Hindu University |
| Language: | English |