| 1 | |
| Researcher: | Prabhu, A |
| Guide: | Manickavasagam, S |
| University: | Annamalai University |
| 2 | |
| Researcher: | Pushpavalli, R |
| Guide: | Manickavasagam, S |
| University: | Annamalai University |
| 3 | |
| Researcher: | Prabhu, A |
| Guide: | Manickavasagam, S |
| University: | Annamalai University |
| 4 | Moral concepts and social life an refflected in sangam literature |
| Researcher: | Manickavasagam, S |
| Guide: | Manickavasagam, S |
| University: | University of Delhi |
| Language: | English |