H. Kars, Early-Medieval Dorestad, an Archaeo-Petrological Study. BMGN - Low Countries Historical Review, [S. l.], v. 101, n. 4, p. 630–631, 1986. DOI: 10.18352/bmgn-lchr.2761. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103018.. Acesso em: 24 nov. 2024.