| 1 | ||
| Researcher: | Chandrasekharan Nair, M | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Santhakumari, P | |
| University: | University of Kerala | |
| Language: | English | |
| 3 | ||
| Researcher: | Mathew, A P | |
| University: | University of Kerala | |
| Language: | English | |