| 1 | |
| Researcher: | Radhakrishnan, S |
| Guide: | Agasthialingam, S |
| University: | Annamalai University |
| Language: | English |
| 2 | |
| Researcher: | Radhakrishnan, V |
| Guide: | Singh, Punyatma |
| University: | Indian Institute of Technology-kanpur |
| Language: | English |
| 3 | |
| Researcher: | Nair, S Radhakrishnan |
| Guide: | Namboothiri, E V N |
| University: | University of Kerala |
| Language: | English |
| 4 | Educational administration in the state of Tamil Nadu with reference to decentralization |
| Researcher: | Radhakrishnan, Kamala |
| Guide: | Shivarudrappa, G |
| University: | Karnatak University |
| Language: | English |