| 1 | ||
| Researcher: | Sreevidya, G | |
| Guide: | Nair, G Gangadharan | |
| University: | Mahatma Gandhi University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sreevidya N.L. | |
| Guide: | Nampooythiri, Viswanathan P.V. | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |