| 1 | ||
| Researcher: | Bhagya Leela, R | |
| Guide: | Herbert, G S | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Devarajulu Naidu, G | |
| Guide: | Prahlada Naidu, W | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 3 | ||
| Researcher: | Chenna Reddy, P | |
| Guide: | Ramamurthi, K S | |
| University: | Sri Venkateswara University | |
| Language: | English | |