| 1 | |
| Researcher: | Balakrishnan, R |
| Guide: | Agesthialingam, S |
| University: | Annamalai University |
| Language: | English |
| 2 | |
| Researcher: | Balakrishnan, R |
| Guide: | Agesthiyalingam, S |
| University: | Annamalai University |
| 3 | |
| Researcher: | Balakrishnan, N |
| Guide: | Nagu, R K |
| University: | University of Madras |
| Language: | Tamil |
| 4 | |
| Researcher: | Balakrishnan, B C |
| Guide: | Namboothiripad, K V |
| University: | University of Kerala |
| Language: | English |