| 1 | ||
| Researcher: | S Manjula Sree Veni | |
| Guide: | K Sunita | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Prathibha Bharathi Ch | |
| Guide: | Kunda, Sumanth Kumar | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||