TILMANS, C. G.J. Jaspers, De blokboeken en incunabelen in Haarlems Libry. BMGN - Low Countries Historical Review, [S. l.], v. 106, n. 2, p. 267–268, 1991. DOI: 10.18352/bmgn-lchr.3387. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103853. Acesso em: 24 feb. 2024.