| 1 | ||
| Researcher: | Jethva, Laxman | |
| Guide: | Mehta, Purnima | |
| University: | Maharaja Krishnakumarsinhji Bhavnagar University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Shah, Bina Panalal | |
| Guide: | Mishra, VandanaMehta, Purnima | |
| University: | C.U. Shah University | |
| Language: | English | |