| 1 | ||
| Researcher: | Biswas, Baidyanath | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Wadehra, K Santha | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 3 | ||
| Researcher: | Radhakrishnan, Venkatachalam | |
| University: | University of Mumbai | |
| Language: | English | |