Kashyap, Nirmal. “Hundi System (Bill of Exchange) in Amber During the Seventeenth Century”. Studies in Humanities and Social Sciences (SH&SS) 9, no. 1 (August 27, 2020): 147–153. Accessed May 24, 2025. http://14.139.58.200/ojs/index.php/shss/article/view/729.