| 1 | Darjeeling pahari kshetraka sthannamharuko vishleshanatmak adhyayan | |
| Researcher: | Thapa, Ragini | |
| Guide: | Nepal, G S | |
| University: | University of North Bengal | |
| Language: | English | |
| 2 | ||
| Researcher: | Ragini, Kanchinireddy | |
| Guide: | Satyam, M.Jinaga, B. C. | |
| University: | Jawaharlal Nehru Technological University, Hyderabad | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Keisham, Ragini Devi | |
| Guide: | Singh, Kh. Kunjo | |
| University: | Manipur University | |
| Language: | English | |