| 1 | |
| Researcher: | Jangam, Supriya |
| Guide: | Raju, B. Naga |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Rani, R Vasudha |
| Guide: | Dadhich, P R |
| University: | Bhagwant University |
| Language: | English |
| 3 | |
| Researcher: | Prasad, Vuppala Srinivasa |
| Guide: | Naga Raju, B |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |