| 1 | |
| Researcher: | Dhamuluri, Swathi |
| Guide: | Ch., Satyanarayana |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Rao, Srinivasa Patha |
| Guide: | Satyanarayana, Chintapalli |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | Telugu |