| 1 | |
| Researcher: | Nirmala, Addanki |
| Guide: | Rao, Panuganti N |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Sajjan, S Nirmala |
| University: | University of Mysore |
| Language: | English |
| 3 | |
| Researcher: | Mary, Turka Nirmala |
| University: | Mohanlal Sukhadia University |
| Language: | English |