| 1 | ||
| Researcher: | Reddy, Podapala Siva | |
| Guide: | Raju, Vijaya S. | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | Sajitha, P P | |
| Guide: | Visakha Varma, G | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||