| 1 | ||
| Researcher: | Ramaswami, N | |
| Guide: | Annamalai, E | |
| University: | University of Kerala | |
| Language: | English | |
| 2 | ||
| Researcher: | Ramaswami, N | |
| University: | University of Madras | |
| Language: | English | |
| 3 | ||
| Researcher: | Ramaswami N | |
| Guide: | Annamalai E | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||