| 1 | ||
| Researcher: | Radhakrishnan, T R | |
| University: | Annamalai University | |
| Language: | English | |
| 2 | ||
| Researcher: | Radhakrishnan S R | |
| Guide: | Satyanarayana M | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 3 | Photometry and spectroscopy of the algol type eclipsing binary: R canis majoris | |
| Researcher: | Radhakrishnan, K R | |
| Guide: | Sharma, M B k | |
| University: | Osmania University | |
| Language: | English | |
| 4 | Investigations on fungal diseases of cardamom, Elettarai cardamom L | |
| Researcher: | Radhakrishnan Nair, R | |
| Guide: | Menon, M Ramanatha | |
| University: | Kerala Agricultural University | |
| Language: | English | |
| 5 | ||
| Researcher: | Radhakrishnan, V R | |
| Guide: | Roy, A NMitra, A K | |
| University: | Indian Institute of Technology | |
| Language: | English | |
| 6 | Photometry and spectroscopy of the algol type eclipsing binary: R canis majoris | |
| Researcher: | Radhakrishnan, K R | |
| Guide: | Sarma, B K | |
| University: | Osmania University | |
| Language: | English | |
| 7 | ||
| Researcher: | Radhakrishnan, M R | |
| University: | University of Mumbai | |
| Language: | English | |