| 1 | ||
| Researcher: | Radhakrishnan, D | |
| Guide: | Ramalingam, M | |
| University: | Anna University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Radhakrishnan, Ramaswami | |
| Guide: | Jamil, MajidMoinuddin | |
| University: | Jamia Milia Islamia | |
| Language: | English | |
| 3 | ||
| Researcher: | Radhakrishnan, P | |
| Guide: | Prasad, V M | |
| University: | Jawaharlal Nehru Technological University | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Radhakrishnan, R | |
| Guide: | Ranjitha Kumari, B D | |
| University: | Bharathidasan University | |
| Language: | English | |
| Shodhganga | ||
| 5 | Speech analysis using modern techniques of nonlinear dynamics | |
| Researcher: | Radhakrishnan, P M | |
| Guide: | Nampoori, V P N | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||