| 1 | |
| Researcher: | Padmavathi, S |
| Guide: | Venkatasiva Murthy, K N |
| University: | Sri Krishnadevaraya University |
| Language: | English |
| 2 | |
| Researcher: | Padmavathi, Bandaru Venkata |
| Guide: | Gopal, Hare Krishna |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |