| 1 | |
| Researcher: | Chatterjee, Ashok kumar |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | |
| Researcher: | Sinha, Debabrata |
| University: | University of Calcutta |
| Language: | English |
| 3 | |
| Researcher: | Srivastava, Ramesh chandra |
| University: | Dr Bhimrao Ambedkar University |
| Language: | English |