| 1 | |
| Researcher: | Raghavan, S R |
| University: | Osmania University |
| Language: | English |
| 2 | |
| Researcher: | Raghavan, H |
| Guide: | Rajaguru, S N |
| University: | University of Pune |
| Language: | English |
| 3 | |
| Researcher: | Raghavan, S R |
| Guide: | Balakrishna, S |
| University: | Osmania University |
| Language: | English |
| 4 | Geomorphology and evolution of the Sita and Swarna river basin, Karnataka, India |
| Researcher: | Raghavan, B R |
| Guide: | Sreedharamurthy, T R |
| University: | Mangalore University |
| 5 | |
| Researcher: | Venu Gopalan Nair, Raghavan Nair |
| Guide: | Borreswara Rao, C |
| University: | Andhra University |
| Language: | English |