| 1 | ||
| Researcher: | Sivanagaraju S | |
| Guide: | Sreenivasulu N | |
| University: | Jawaharlal Nehru Technological University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Veerastu, Sivanagaraju | |
| Guide: | P, Siddaiah | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |