| 1 | ||
| Researcher: | karthikeyan, R | |
| Guide: | Vijayarajkumar, P | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Parcha, Phani Krishna | |
| Guide: | Baskaran, R. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||