| 21 | Nirala ke katha sahitya mein jeevan sangharsh Aur Nari mukti chetna | |
| Researcher: | Yadav, Ravindra Singh | |
| Guide: | Yadav, Nakchhed Ram | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 22 | Hardoi Janpad ki jansankhya gatyatmakta Ek bhaugolik vishleshan | |
| Researcher: | Yadav, Ravindra Singh | |
| Guide: | Yadav, Shyamdev | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 23 | ||
| Researcher: | Chauhan, Ravindra Singh M | |
| Guide: | Sanghi, A K | |
| University: | RAJASTHAN AGRICULTURE UNIVERSity | |
| Language: | English | |