Farmer’s fortification in the central part of the province of Limburg (The Netherlands). Bulletin KNOB, [S. l.], v. 106, n. 6, p. 248–262, 2020. DOI: 10.7480/knob.106.2007.6.182. Disponível em: https://bulletin.knob.nl/index.php/knob/article/view/685. Acesso em: 21 apr. 2026.