DIETEREN, Remigius; JANSEN, J.C.G.M. (Hans). Woord vooraf. Studies over de sociaaleconomische geschiedenis van Limburg, [S. l.], v. 25, p. VI-VII, 1980. DOI: 10.58484/ssegl.v25i12771. Disponível em: https://testplatform.openjournals.nl/SSEGL/article/view/12771. Acesso em: 11 apr. 2026.