| 1 | ||
| Researcher: | K, Chandra Mohan | |
| Guide: | Rao, M. Koteswara | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | Shiji, K | |
| Guide: | Muraleedharan, S | |
| University: | Mahatma Gandhi University, Kottayam | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Reddy, Sanikommu Narasimha | |
| Guide: | Rao, N Sanjeeva | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |