| 1 | ||
| Researcher: | Charan, Shivdanbhai | |
| Guide: | Bhargav, Gopaldas | |
| University: | Sardar Patel University | |
| Language: | Hindi | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Charan, Shivdanbhai Makeranbhai | |
| Guide: | Jadeja, D D | |
| University: | Sardar Patel University | |
| Language: | English | |
| 3 | ||
| Researcher: | Charan, Shivdanbhai M | |
| Guide: | Patel, Jashbhai K | |
| University: | Sardar Patel University | |
| Language: | English | |
| Shodhganga | ||