| 1 | ||
| Researcher: | Gopal, Y S | |
| Guide: | Ramkumar, R | |
| University: | University of Kerala | |
| Language: | English | |
| 2 | ||
| Researcher: | Venu Gopal, Y | |
| Guide: | Ravindranath, A | |
| University: | Osmania University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Vashist Gopal, Y N | |
| Guide: | Anand Kumar, K | |
| University: | University of Hyderabad | |
| Language: | English | |