| 1 | ||
| Researcher: | Radhakrishnan, A S | |
| University: | Banaras Hindu University | |
| Language: | Tamil | |
| 2 | ||
| Researcher: | Radhakrishnan, A | |
| University: | University of Madras | |
| Language: | English | |
| 3 | ||
| Researcher: | Radhakrishnan, A. | |
| Guide: | Kavitha, V. | |
| University: | Anna University | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Radhakrishnan, A | |
| Guide: | Ramnath, RL | |
| University: | Madurai Kamraj University | |
| Language: | English | |
| Shodhganga | ||
| 5 | ||
| Researcher: | Radhakrishnan A N | |
| Guide: | Peter Koshy; Prabhakar Rao P | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||