| 1 | ||
| Researcher: | Varghese, Mathews V | |
| Guide: | Harikumaran Nair, R | |
| University: | Mahatma Gandhi University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Varghese, Mathews V | |
| Guide: | Nair, R Harikumaran | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |