| 1 | |
| Researcher: | Kuruva, Syamal. Devi |
| Guide: | Swamy, A.V.V.S. |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |
| 2 | |
| Researcher: | Prakash, Aravelli Mani |
| Guide: | Swamy, A V V S |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |