“A. Lammers, Uncle Sam En Jan Salie, Hoe Nederland Amerika Ontdekte”. BMGN - Low Countries Historical Review 106, no. 1 (January 1, 1991): 126–127. Accessed November 22, 2024. https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103820.