| 1 | ||
| Researcher: | Ravi, Prakash | |
| Guide: | Gopal, Vishnu | |
| University: | Banaras Hindu University | |
| Language: | Hindi | |
| 2 | ||
| Researcher: | Singh, Ravi Pratap | |
| Guide: | Tripathi, S | |
| University: | Banaras Hindu University | |
| Language: | Hindi | |
| 3 | ||
| Researcher: | Dhanani, Ravi B | |
| Guide: | Vaghani, Rameshbhai D | |
| University: | Saurashtra University | |
| Language: | Gujarati | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Poonacha, Veena Ravi | |
| University: | Shreemati Nathibai Damodar Thackersey Women's University | |
| Language: | English | |
| 5 | ||
| Researcher: | Gupta, Ravi Chandra | |
| Guide: | Jha, Ajay Nath | |
| University: | Lalit Narayan Mithila University | |
| Language: | English | |