| 1 | |
| Researcher: | Murthy, Sree Rama |
| Guide: | Prasad, R Siva Rama |
| University: | Acharya Nagarjuna University |
| Language: | English |
| 2 | |
| Researcher: | Kumar, Dhulipalla Raja Venkata Pavan |
| Guide: | Kumar, Y. Ashok |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |