| 1 | |
| Researcher: | Kurmarayuni, Chandramohan |
| Guide: | Babi, B. Hari |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Y, Yamini Saraswathi |
| Guide: | Podh, Sudhakar |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |