| 1 | |
| Researcher: | Patel, R S |
| University: | Sardar Patel University |
| Language: | English |
| 2 | |
| Researcher: | Patel, R R |
| Guide: | Shah, K H |
| University: | University of Mumbai |
| Language: | English |
| 3 | |
| Researcher: | Patel, R P |
| Guide: | Iyer, B H |
| University: | Maharaja Sayajirao University of Baroda |
| Language: | English |