| 1 | Geology in the neighbourhood of Chittoor, Chittoor district, Andhra Pradesh |
| Researcher: | Natarajan, R |
| University: | University of Madras |
| Language: | English |
| 2 | |
| Researcher: | Natarajan, M |
| Guide: | Rao, B B |
| University: | Indian Institute of Technology-Bombay |
| Language: | English |
| 3 | Some theoretical aspect of mountain waves and their observed features over Indian region |
| Researcher: | Natarajan, N |
| Guide: | Sodha, M SMohanty, U C |
| University: | Indian Institute of Technology-delhi |
| Language: | English |