| 1 | economic conditon of northern india from the 10th to 12th century A D |
| Researcher: | Niyogi, Pushpa |
| University: | University of Calcutta |
| Language: | English |
| 2 | |
| Researcher: | Sangar, Satya Prakash |
| University: | University of Pune |
| Language: | English |
| 3 | |
| Researcher: | Rao, Narasimha R |
| University: | Osmania University |
| Language: | English |