| 1 | ||
| Researcher: | Das, Asha A | |
| Guide: | Patel, S L | |
| University: | Maharaja Sayajirao University of Baroda | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Das, Asha A | |
| Guide: | Patel, S L | |
| University: | Maharaja Sayajirao University of Baroda | |
| Language: | English | |
| 3 | ||
| Researcher: | Das, T.A. | |
| Guide: | Rao, G. Devala | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Das, Ghanshyam( | |
| Guide: | Mishra, Avdhesh Chandra ( | |
| University: | Bundelkhand University | |
| Language: | Hindi | |
| Shodhganga | ||