| 1 | ||
| Researcher: | Mathammal, R | |
| Guide: | Krishnakumar, V | |
| University: | Periyar University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Subramanian, M K | |
| Guide: | Anbarasan, P M | |
| University: | Periyar University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Mathew, Siby | |
| Guide: | Unnikrishnan, N V | |
| University: | Mahatma Gandhi University | |
| Language: | English | |
| Shodhganga | ||