| 1 | ||
| Researcher: | Godi, Sudhakar | |
| Guide: | Rao, K. Rajasekhara | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| 2 | ||
| Researcher: | Muthumanickam, K. | |
| Guide: | Ilavarasan, E. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||