| 1 | ||
| Researcher: | Balakrishnama, Naidu | |
| Guide: | Naidu, L Kanniah | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Balakrishnama Naidu, V | |
| Guide: | Naidu, Kannaiah L | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||