| 1 | ||
| Researcher: | Das, Dayaram M. | |
| Guide: | Pandya, Sanjay A. | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Ramachandiran, R. | |
| Guide: | Joseph, Suresh K. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||