| 1 | Studies on Dwaraka - Tirumala clay deposits, west Godavari Dist, A.P |
| Researcher: | Sudarshan, V |
| Guide: | Shankar Narayana, G |
| University: | Osmania University |
| Language: | English |
| 2 | |
| Researcher: | Miraki, Ghulam Dastagir |
| Guide: | Swamee, P KGarde, R J |
| University: | University of Roorkee |
| Language: | English |