| 1 | Investigation of equatorial ionosphere using ground based magnetic field measurements and a mediu | |
| Researcher: | Ramkumar, T K | |
| Guide: | Arunachalam, N | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Ramkumar, M K | |
| Guide: | Sujatha Malini, J | |
| University: | Alagappa University | |
| Language: | English | |
| Shodhganga | ||