| 1 | |
| Researcher: | Singh, Kaushal Kishore |
| Guide: | Giri, S |
| University: | Deendayal Upadhyay Gorakhpur University |
| Language: | English |
| 2 | |
| Researcher: | Singh, Kaushal Kishore |
| Guide: | Kulshrestha, R C |
| University: | Deendayal Upadhyay Gorakhpur University |
| Language: | English |