| 1 | ||
| Researcher: | Pramodan M C | |
| Guide: | Sebastian V D | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Pandey, Ramkrishna | |
| Guide: | Patel, C L | |
| University: | Pandit Ravishankar Shukla University | |
| Language: | English | |