| 1 | ||
| Researcher: | Singh, Dayashankar | |
| Guide: | Singh, Uma Shankar | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 2 | ||
| Researcher: | Singh, Dayashankar | |
| Guide: | Yadav, Vishram | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Maurya, Dayashankar | |
| Guide: | Srivastava, Nareshchandra | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||