| 1 | |
| Researcher: | Bal Krishna |
| University: | Banaras Hindu University |
| Language: | English |
| 2 | |
| Researcher: | Sarkar, Kamal Krishna |
| University: | University of Calcutta |
| Language: | English |
| 3 | |
| Researcher: | Sinha, Alok Krishna |
| University: | Banaras Hindu University |
| Language: | English |
| 4 | |
| Researcher: | Krishna Mohan, G V |
| Guide: | Rajeswara Rao, G |
| University: | Sri Venkateswara University |
| Language: | English |