| 1 | ||
| Researcher: | Marivina, Kishore Babu | |
| Guide: | Prasad, G | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Kalepu, Raghu Naga Prabhakar | |
| Guide: | T, Ramadevi | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |
| Shodhganga | ||