| 1 | ||
| Researcher: | Kolappan, S | |
| Guide: | Sham shankar, C.A | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sai Kolappan S | |
| Guide: | Subramaniam S | |
| University: | University of Madras | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Kolappan Pillai, C | |
| Guide: | Pillai, P K CMendiratta, R G | |
| University: | Indian Institute of Technology-Delhi | |
| Language: | English | |