| 1 | |
| Researcher: | Onnuraiah Chetty, M |
| Guide: | Venkateswara Rao, P |
| University: | Sri Venkateswara University |
| Language: | English |
| 2 | |
| Researcher: | Vijayalaxmi, S |
| Guide: | Sasira Babu, K |
| University: | Sri Venkateswara University |
| Language: | English |
| 3 | |
| Researcher: | Narayana Reddy, K |
| Guide: | Swami, Karumuri S |
| University: | Sri Venkateswara University |
| Language: | English |