| 1 | Culture and civeilization of early tamils with sepcial reference to tholkappiyam |
| Researcher: | Ilakkuvan, S |
| University: | University of Madras |
| Language: | English |
| 2 | |
| Researcher: | Agasthialingom Pillai, S |
| University: | University of Kerala |
| Language: | English |
| 3 | |
| Researcher: | Krishnamurthi, S R |
| University: | Annamalai University |
| Language: | English |
| 4 | |
| Researcher: | Vijayappa, T N |
| University: | University of Mysore |
| Language: | English |