| 1 | |
| Researcher: | Nirmala, G D |
| Guide: | Periakaruppan, Rm |
| University: | Madurai Kamaraj University |
| Language: | Tamil |
| 2 | |
| Researcher: | Jawaharlal, S |
| Guide: | Periakaruppan, RmParimanam, A M |
| University: | Madurai Kamaraj University |
| Language: | Tamil |
| 3 | Viyasa Villi Bharathangkalin Oppiyal ayvu: Kathai Kattamaippum paththira padaippum |
| Researcher: | Soumiyanarayanan, S |
| Guide: | Periakaruppan, Rm |
| University: | Madurai Kamaraj University |
| Language: | English |
| 4 | Sathi adipadai thalattu opparip padakalil ottrumai vetrumaikal (Tirunelveli District) |
| Researcher: | Pushpam, P |
| Guide: | Periakaruppan, Rm |
| University: | Madurai Kamaraj University |
| Language: | English |