| 1 | |
| Researcher: | Radha Krishna Murthy C |
| University: | Andhra University |
| Language: | English |
| 2 | |
| Researcher: | Sushil Kumar |
| University: | Banaras Hindu University |
| Language: | English |
| 3 | |
| Researcher: | Rajendra prasada Rao, Mallela |
| University: | Andhra University |
| Language: | English |
| 4 | |
| Researcher: | Pramila Devi, M |
| University: | Andhra University |
| Language: | English |