| 1 | ||
| Researcher: | Radhakrishnan, T T | |
| Guide: | Thulasidharan, T V | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Radhakrishnan, Rakhy | |
| Guide: | Jacob, P J | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |