| 1 | ||
| Researcher: | Shereena, V B | |
| Guide: | Ragu, G | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Abobakr Khalil Nasr Al Shamiri | |
| Guide: | Surampudi, Bapi Raju and Singh, Alok | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||