Royen P van. J.P. Sigmond, Nederlandse zeehavens tussen 1500 en 1800. BMGN-LCHR [Internet]. 1991 Jan. 1 [cited 2024 Nov. 25];106(1):94-6. Available from: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-103798