VEENENDAAL, A.J. In memoriam Dr. H.A. Enno van Gelder 1889-1973. BMGN - Low Countries Historical Review, [S. l.], v. 88, n. 3, p. 470–471, 1973. DOI: 10.18352/bmgn-lchr.1779. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-107753.. Acesso em: 27 sep. 2024.