| 1 | Geochemical studies on gold mineralization in Ramagiri, Andhra Pradesh |
| Researcher: | Venkatrama, Raju S |
| University: | Osmania University |
| Language: | English |
| 2 | |
| Researcher: | Krishnan Raju, K |
| Guide: | Ramana Rao, N |
| University: | Osmania University |
| Language: | English |
| 3 | Genetic evaluation of manganese ores from parts of Vizianagaram District andhra Pradesh, India |
| Researcher: | Padmanbha, Raju Uppalapati |
| Guide: | Krishna Rao, J S RJagannadha Rao, M |
| University: | Andhra University |
| Language: | English |
| 4 | |
| Researcher: | Simhadri Raju, Kakaria Pudi Krishna Kumara Venkata |
| Guide: | Srirama Das, A |
| University: | Andhra University |
| Language: | English |