| 1 | ||
| Researcher: | Golden, B | |
| University: | Andhra University | |
| Language: | English | |
| 2 | ||
| Researcher: | George, Jose | |
| Guide: | Vasanthan, S K | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | Malayalam | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Arokiasamy, R | |
| Guide: | Jayapal, R | |
| University: | Bharathidasan University | |
| Language: | Tamil | |