| 1 | ||
| Researcher: | Petkar, Medha Bharat | |
| Guide: | Pillai, M. M. | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | karthikeyan, R | |
| Guide: | Vijayarajkumar, P | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||