| 1 | |
| Researcher: | Krishna Brahmam, N | 
| University: | Andhra University | 
| Language: | English | 
| 2 | geophysical study for structure and geology of Koyagudem sub-basin, Godavary valley coal fields, A P  | 
| Researcher: | Ramulu, B Met | 
| University: | Osmania University | 
| Language: | English |