| 1 | ||
| Researcher: | Gopinathan Pillai, N | |
| Guide: | Alexander, K M | |
| University: | University of Kerala | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Singh, Rohitashv | |
| Guide: | Singh, J N | |
| University: | Govind Ballabh Pant University of Agricultural and Technology | |
| Language: | English | |