| 1 | ||
| Researcher: | Baby P K | |
| Guide: | Thomson, K T | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Ravikumar, G | |
| Guide: | Karunakaran Pillai, G | |
| University: | University of Kerala | |
| Language: | English | |
| 3 | ||
| Researcher: | Peter, P C | |
| University: | University of Mumbai | |
| Language: | English | |