| 1 | ||
| Researcher: | M. Vijaya Kumar | |
| Guide: | Dr. R. Padmasuvarna | |
| University: | Jawaharlal Nehru Technological University, Anantapuram | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | D. Syamala Bai | |
| Guide: | Dr. R. Padmasuvarna | |
| University: | Jawaharlal Nehru Technological University, Anantapuram | |
| Language: | English | |
| Shodhganga | ||