| 1 | ||
| Researcher: | Gohil, Pratapbhai Bachubhai | |
| Guide: | Ramdevputra, M A | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Shukla, Lalit Kumar | |
| Guide: | Pandey, Kamla Prasad | |
| University: | Guru Ghasidas University | |
| Language: | Hindi | |