SCHULTE NORDHOLT, J.W. A. Lammers, Uncle Sam en Jan Salie, Hoe Nederland Amerika ontdekte. BMGN - Low Countries Historical Review, [S. l.], v. 106, n. 1, p. 126–127, 1991. DOI: 10.18352/bmgn-lchr.3360. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103820.. Acesso em: 1 aug. 2024.