| 1 | ||
| Researcher: | Abdulla, M P | |
| Guide: | Salim, A Abdul | |
| University: | University of Calicut | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sarada, A P | |
| Guide: | Retnaraj, D | |
| University: | University of Calicut, Kozhikode | |
| Language: | English | |
| 3 | ||
| Researcher: | Ushadevi, K N | |
| Guide: | Mani, K P | |
| University: | Mahatma Gandhi University | |
| Language: | English | |
| Shodhganga | ||