| 1 | |
| Researcher: | Balakrishnan, S |
| Guide: | Jeyaraman, N |
| University: | Madurai Kamaraj University |
| Language: | English |
| 2 | |
| Researcher: | Balakrishnan, R |
| Guide: | Agesthialingam, S |
| University: | Annamalai University |
| Language: | English |
| 3 | |
| Researcher: | Balakrishnan, N |
| Guide: | Nagu, R K |
| University: | University of Madras |
| Language: | Tamil |