| 1 | |
| Researcher: | Ramakrishnan, S |
| Guide: | Jain, B N |
| University: | Indian Institute of Technology-Delhi |
| Language: | English |
| 2 | |
| Researcher: | Ramakrishnan, M |
| Guide: | Annamalai, S PPeriakaruppan, R M |
| University: | Madurai Kamaraj University |
| Language: | English |
| 3 | |
| Researcher: | Ramakrishnan, R |
| Guide: | Veerathappa, K |
| University: | Bangalore University |
| Language: | English |
| 4 | Remote sensing and engineering geological studies around Sironcha, Gadchiroli District, Maharashtra |
| Researcher: | Nagarajan, Ramakrishnan |
| Guide: | Parthasarathy, A |
| University: | Indian Institute of Technology-Bombay |
| Language: | English |