| 1 | ||
| Researcher: | Sreeramulu, Y. | |
| Guide: | Krishna, I. V. Murali | |
| University: | Jawaharlal Nehru Technological University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | John, James | |
| Guide: | Arul, V. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||