| 1 | |
| Researcher: | Narasimha Rao, G |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Narasimha Rao, G |
| Guide: | Ramaiah, N |
| University: | Osmania University |
| Language: | English |
| 3 | |
| Researcher: | Narasimha Rao, G J |
| Guide: | Pantulu, J V |
| University: | Andhra University |
| Language: | English |
| 4 | |
| Researcher: | Narasimha Rao, G J |
| University: | Andhra University |
| Language: | English |