| 1 | |
| Researcher: | Raghavendra Rao, T |
| Guide: | Jagan Mohan Rao, R |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Raghavendra Rao, N T |
| Guide: | Srinivas, M |
| University: | Osmania University |
| Language: | English |
| 3 | |
| Researcher: | Raghavendra Rao, A P |
| Guide: | Munirathna Naidu, K |
| University: | Sri Venkateswara University |
| Language: | English |