| 1 | ||
| Researcher: | Perumalla, Ravikumar | |
| Guide: | Ch Satyanarayana | |
| University: | Acharya Nagarjuna University, Guntur | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Shrimali, Ravikumar Babubhai | |
| Guide: | Solanki, Girish | |
| University: | Saurashtra University, Rajkot | |
| Language: | Hindi | |
| 3 | ||
| Researcher: | Vyas, Ravikumar Radheshyambhai | |
| Guide: | Kadri, Rizwan | |
| University: | Gujarat University, Ahmedabad | |
| Language: | Gujarati | |