| 1 | ||
| Researcher: | E. Madhusudhan | |
| Guide: | Dr. G. Krishnaiah | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | A. Gopichand | |
| Guide: | Dr. G. Krishnaiah | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | P. Venkata Ramaiah | |
| Guide: | Dr. G. Krishnaiah | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||