| 1 | ||
| Researcher: | Zala, Ramsingbhai Lakhabhai | |
| Guide: | Chandravadia, J. M. | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| 2 | ||
| Researcher: | Bhut, Lalita V(, ) | |
| Guide: | Zala, Hareshkumar S(, ) | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||