| 1 | ||
| Researcher: | Roy, Mahendra Nath | |
| Guide: | Hazra, D K | |
| University: | University of North Bengal | |
| Language: | English | |
| 2 | ||
| Researcher: | Roy, Mahendra Nath | |
| Guide: | Hazra, D K | |
| University: | University of North Bengal | |
| Language: | English | |
| Shodhganga | ||
| 3 | ||
| Researcher: | Sinha Roy, Mahendra Nath | |
| Guide: | Chattarji, D | |
| University: | Visva Bharati | |
| Language: | English | |