| 1 | ||
| Researcher: | Shah, Vasantlal | |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University | |
| Language: | English | |
| 2 | ||
| Researcher: | Shah, K M | |
| Guide: | Thaker, K A | |
| University: | Bhavnagar University | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Shah, J H | |
| Guide: | Soni, P K | |
| University: | Gujarat University | |
| Language: | English | |