| 1 | |
| Researcher: | Jetani, K L |
| Guide: | Patel, S K |
| University: | Bhavnagar University |
| Language: | English |
| 2 | |
| Researcher: | Srinivasa Rao, K |
| University: | Andhra University |
| Language: | English |
| 3 | |
| Researcher: | Janardhana Rao, K |
| University: | Andhra University |
| Language: | English |
| 4 | |
| Researcher: | Narasimham, K A |
| University: | Andhra University |
| Language: | English |