| 1 | ||
| Researcher: | Patel, Shilpaben Kantilal | |
| Guide: | Yagnik, Mahesh K | |
| University: | Dr. Babasaheb Ambedkar Open University, Ahmedabad | |
| Language: | English | |
| 2 | ||
| Researcher: | Damor, Lalita P (, ) | |
| Guide: | Donga, K M (, ) | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||