| 1 | ||
| Researcher: | M Dharma Prasad | |
| Guide: | J Nagaraju | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | S Suresh Kumar | |
| Guide: | K P Arun kumar | |
| University: | University of Hyderabad, Hyderabad | |
| Language: | English | |
| Shodhganga | ||