| 1 | Language shift and language maintenance among the rabhas of Meghalaya | |
| Researcher: | Rabha, Rupak Kumar | |
| Guide: | War, J | |
| University: | North Eastern Hill University | |
| Language: | English | |
| Shodhganga | ||
| 2 | Language maintenance and language shift among sumi community in Nagaland | |
| Researcher: | Sema, Swuli, H | |
| Guide: | Singh, S, K | |
| University: | North-Eastern Hill University, Shillong | |
| Language: | English | |