| 1 | |
| Researcher: | Surekha, M Lakshmi |
| Guide: | Sankar, D Gowri |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Surekha, M Lakshmi |
| Guide: | Sankar, D Gowri |
| University: | Andhra University |
| Language: | English |
| 3 | |
| Researcher: | Sivarama, Krishna. Veeranki |
| Guide: | C, Rambabu |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |