| 1 | |
| Researcher: | Singh, Shyam Sunder |
| Guide: | Jordar, K |
| University: | Deendayal Upadhyay Gorakhpur University |
| Language: | Hindi |
| 2 | Uttar Bharatiya Guptottar kaleen mudraon ka adhyayan,lagbhag 550-1200 isvi (Hindi) |
| Researcher: | Dube, Shyam Sunder |
| Guide: | Pandey, S K |
| University: | Dr Harisingh Gour Vishwavidyalaya |
| Language: | Hindi |