| 1 | ||
| Researcher: | Unnikrishnan, P | |
| Guide: | Narayanadas, V C | |
| University: | University of Calicut | |
| Language: | English | |
| 2 | ||
| Researcher: | Unnikrishnan, K N | |
| Guide: | Amma, B Bhanumathi | |
| University: | Mahatma Gandhi University | |
| Language: | Arabic | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Unnikrishnan, K N | |
| Guide: | Amma, B Bhanumathi | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | Malayalam | |
| Shodhganga | ||