| 1 | ||
| Researcher: | Nair, P R Krishnan | |
| Guide: | Nandakumaran V M | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sanakara, Raman S | |
| Guide: | Nampoori, V P N | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||