| 1 | Land revenue administration in Cachar during British Rule, 1832 to 1900 |
| Researcher: | Dey, Ratna |
| Guide: | Barpujari, S K |
| University: | Gauhati University |
| Language: | English |
| 2 | |
| Researcher: | Srivastava, Nav Ratna |
| Guide: | Chandra, P H |
| University: | Deendayal Upadhyay Gorakhpur University |
| Language: | Hindi |
| 3 | Role of the presiding officers of the Assam Legislative Assembly |
| Researcher: | Talukdar, Ratna Kanta |
| Guide: | Rao, V V |
| University: | Gauhati University |
| Language: | English |
| 4 | |
| Researcher: | Namburu, Ratna Kishor |
| Guide: | Prasad, G |
| University: | Acharya Nagarjuna University, Guntur |
| Language: | English |