| 1 | ||
| Researcher: | Sarala, Yella | |
| Guide: | Anjaneyulu, A | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Christopher, Sarala Joyce | |
| Guide: | Snehaprabha, M | |
| University: | University of Calicut | |
| Language: | English | |
| Shodhganga | ||