| 1 | |
| Researcher: | Chattopadhyay, Sudhakar |
| University: | University of Calcutta |
| Language: | English |
| 2 | |
| Researcher: | Pandey, Govind Chand |
| University: | University of Allahabad |
| Language: | English |
| 3 | |
| Researcher: | Virji, Krishna Kumari Jethbhai |
| University: | University of Mumbai |
| Language: | English |