| 1 | ||
| Researcher: | Rao, Majji Durga | |
| Guide: | Rao, Darla Venkateswara | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Bhaggu, Pangot | |
| Guide: | Ramulu, Pillalamarri | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||