| 1 | |
| Researcher: | Raghu Babu, Korupolu |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Rambabu, Nalluri |
| University: | Andhra University |
| Language: | English |
| 3 | |
| Researcher: | Patiraj Kumari |
| University: | Banaras Hindu University |
| Language: | English |
| 4 | |
| Researcher: | Venkateswara Rao, M |
| University: | Andhra University |
| Language: | English |
| 5 | |
| Researcher: | Radhesana Devi, Rajkumari |
| Guide: | Baishya, N K |
| University: | Gauhati University |
| Language: | English |