| 1 | ||
| Researcher: | Srinivasa Rao, A | |
| Guide: | Lakshmana Rao, J | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 2 | ||
| Researcher: | Nagaraja Naidu, Y | |
| Guide: | Lakshmana Rao, J | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Muralikrishna, R | |
| Guide: | Lakshmana Rao, J | |
| University: | Sri Venkateswara University | |
| Language: | English | |