| 1 | ||
| Researcher: | Purohit D. H. | |
| Guide: | Joshi H.S. | |
| University: | Saurashtra University, Rajkot | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sita Mahalakshmi, D S V N | |
| Guide: | Ramachandran, D | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||