Churches of Public Works in the Dutch province of Guelderland. Bulletin KNOB, [S. l.], v. 91, n. 1, p. 1–14, 1992. DOI: 10.7480/knob.91.1992.1.469. Disponível em: https://bulletin.knob.nl/index.php/knob/article/view/vonderDunk1-14. Acesso em: 21 apr. 2026.