| 1 | ||
| Researcher: | Niyogi, Puspa | |
| Guide: | n.d. | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||
| 2 | The economic condition of Northern India from the 10th to the 12th century A D | |
| Researcher: | Niyogi, Puspa | |
| Guide: | Sen, B C | |
| University: | University of Calcutta | |
| Language: | English | |
| Shodhganga | ||