DEN HARTOG, E. The oldest stone churches in Holland. Bulletin KNOB, [S. l.], v. 97, n. 1, p. 15–30, 1998. DOI: 10.7480/knob.97.1998.1.413. Disponível em: https://bulletin.knob.nl/index.php/knob/article/view/denHartog15. Acesso em: 3 jul. 2024.