| 1 | |
| Researcher: | Patel, Mayankkumar Bharatbhai |
| Guide: | Raval, P. J. |
| University: | Saurashtra University, Rajkot |
| Language: | English |
| 2 | |
| Researcher: | Patel, Maheshbhai Bhulabhai |
| Guide: | Vala, Dhirubhai P. |
| University: | Saurashtra University, Rajkot |
| Language: | English |