| 1 | ||
| Researcher: | Patel, M R | |
| University: | Sardar Patel University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Patel, R S | |
| University: | Sardar Patel University | |
| Language: | English | |
| 3 | ||
| Researcher: | Patel, Sanandbhai Bhailalbhai | |
| University: | Sardar Patel University | |
| Language: | English | |