| 1 | ||
| Researcher: | Datta, Pratapaditya | |
| Guide: | G Nancharaiah | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sreekanth, C.V.V.D. | |
| Guide: | Rao, T. Uma Maheswara | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||