| 1 | ||
| Researcher: | Mehrotra, R | |
| University: | University of Pune | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Sivasubramonia Ayyar, S | |
| University: | University of Delhi | |
| Language: | English | |
| 3 | ||
| Researcher: | Damodar, Hari | |
| University: | Tilka Manjhi Bhagalpur University | |
| Language: | Hindi | |
| 4 | ||
| Researcher: | Dayal, Har | |
| University: | Dr Bhimrao Ambedkar University | |
| Language: | Hindi | |