| 1 | ||
| Researcher: | Patel, R S | |
| University: | Sardar Patel University | |
| Language: | English | |
| 2 | ||
| Researcher: | Patel r. | |
| Guide: | Chauhan n. | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Patel, R K | |
| Guide: | Patel, R S | |
| University: | Saurashtra University | |
| Language: | English | |
| 4 | ||
| Researcher: | Patel, R R | |
| Guide: | Shah, K H | |
| University: | University of Mumbai | |
| Language: | English | |