| 1 | |
| Researcher: | Sagar, Bhethala |
| Guide: | Prasad, R C |
| University: | POTTI Sreeramulu TELUGU UNIVERsity |
| Language: | English |
| 2 | |
| Researcher: | Sagar, bhethala Ananda |
| Guide: | Prasad, R C |
| University: | University of Hyderabad |
| Language: | English |
| 3 | |
| Researcher: | Singh, Vidya Sagar |
| Guide: | Singh, S K |
| University: | Babasaheb Bhimrao Ambedkar Bihar University |
| Language: | English |