| 1 | ||
| Researcher: | Alexander, Abraham | |
| Guide: | George, A B | |
| University: | University of Calicut | |
| Language: | English | |
| 2 | ||
| Researcher: | Baby, M D | |
| Guide: | Bavakutty, M | |
| University: | University of Calicut | |
| Language: | English | |
| 3 | ||
| Researcher: | Suresh Kumar, P K | |
| Guide: | Devarajan, G | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||