| 21 | ||
| Researcher: | Nirmala, O. | |
| Guide: | Rao, S. Brahmaji | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||
| 22 | ||
| Researcher: | Geetha, B. S. | |
| Guide: | Rao, S. Brahmaji | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||
| 23 | ||
| Researcher: | Subha, M. C. S. | |
| Guide: | Rao, S. Brahmaji | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||