Taylor, Paul Michael, and Saeed Husain. “Numismatic Narratives: Sovereignty, Identity, and Devotion in the Parvinder S. Khanuja Collection of Sikh Coins”. Sikh Research Journal 8, no. 1 (April 13, 2023): 23–34. Accessed June 24, 2024. https://sikhresearchjournal.org/index.php/srj/article/view/21.