| 1 | ||
| Researcher: | Nair, M P Sukumaran | |
| Guide: | Francis, C A | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Gupta, Sarika | |
| Guide: | Sharma, S K | |
| University: | Mahatma Jyotiba Phule Rohilkhand University | |
| Language: | English | |