| 1 | Studies on graphite deposits of Visakapatnam distt., A.P. and its beneficiation |
| Researcher: | Malleswar Rao, V |
| Guide: | Ramana Rao, N |
| University: | Osmania University |
| Language: | English |
| 2 | Geology of coal seams of singareni collieries coal fields, godavary valley, Andhra Pradesh |
| Researcher: | Patil, Ramesh Sridhar |
| Guide: | Ramana Rao, N |
| University: | Osmania University |
| Language: | English |