| 1 | ||
| Researcher: | Nair, S Gopakumaran | |
| Guide: | Pillai, K N Chandrasekharan | |
| University: | Cochin University of Science and Technology | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Ponugoti Prasantha Kumar | |
| Guide: | Srigouri | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 3 | ||
| Researcher: | Aiyar, S P | |
| Guide: | Mukherji, K P | |
| University: | University of Mumbai | |
| Language: | English | |