| 1 | ||
| Researcher: | Yadav, Omprakash | |
| Guide: | Azamgarh, Sffiullah | |
| University: | Veer Bahadur Singh Purvanchal University | |
| Language: | English | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Singh, Harminder | |
| Guide: | Yadav, R P | |
| University: | Mahatma Jyotiba Phule Rohilkhand University | |
| Language: | English | |