| 1 | ||
| Researcher: | Yarlagadda, Rama Krishna Prasad | |
| Guide: | Karnatakam, Sarada Devi | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |
| 2 | ||
| Researcher: | Y, Rama Krishna Prasad | |
| Guide: | Karnatakam, Sarada Devi | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Mopidevi, Ramarao | |
| Guide: | Karnatakam, Sarada Devi | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||