1.
A. Galema, Frisians to America 1880-1914. With the baggage of the fatherland. BMGN-LCHR [Internet]. 1998 Jan. 1 [cited 2024 Dec. 22];113(3):428-9. Available from: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105499