| 21 | ||
| Researcher: | Ramakrishna Rao, M | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 22 | ||
| Researcher: | Rama Rao, A Pattabhi | |
| University: | Osmania University | |
| Language: | English | |
| 23 | Laboratory and field studies in relation to electrical resistivity prospecting | |
| Researcher: | Sarma, V V jagannadha | |
| University: | Andhra University | |
| Language: | English | |
| 24 | Optical, chemical and X-ray studies of the mineral sites of some South Indian rocks | |
| Researcher: | Viswanathan, K | |
| University: | University of Madras | |
| Language: | English | |
| 25 | ||
| Researcher: | Sengupta, Purnima | |
| University: | University of Calcutta | |
| Language: | English | |
| 26 | ||
| Researcher: | Sinha, Probodhranjan | |
| University: | University of Calcutta | |
| Language: | English | |
| 27 | ||
| Researcher: | Bandyopadhyay, Tarunkumar | |
| University: | University of Calcutta | |
| Language: | English | |
| 28 | Nano and sub-micro inclusions as probes into the origin and history of natural diamonds | |
| Researcher: | Jambukesan, Purushothaman | |
| Guide: | Ponnavaikko, M | |
| University: | SRM University | |
| Language: | Arabic | |
| Shodhganga | ||