| 1 | ||
| Researcher: | Warier, K Balakrishna | |
| Guide: | Purushothaman, C | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| 2 | ||
| Researcher: | Purushothaman C | |
| Guide: | Warier, K Balakrishna | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Kakakni, Shyam Lal | |
| Guide: | Upadhayaya, U N | |
| University: | Mohanlal Sukhadia University | |
| Language: | English | |