VERMIJ, R. A. Meskens, Joannes Della Faille s.j. Mathematics, modesty and missed opportunities. BMGN - Low Countries Historical Review, [S. l.], v. 121, n. 3, p. 516–517, 2006. DOI: 10.18352/bmgn-lchr.6482. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-107427. Acesso em: 2 may. 2024.