| 1 | ||
| Researcher: | Elezabeth, M P | |
| Guide: | Pillai, Chandrasekharan | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Kurian, P J | |
| Guide: | Venugopal, Chandu | |
| University: | Mahatma Gandhi University | |
| Language: | English | |
| Shodhganga | ||