| 1 | ||
| Researcher: | Nagalingam Rama K Chand | |
| Guide: | Srinivasarao G. | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | Emani, Sivanagi Reddy | |
| Guide: | K C James Raju | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||