POLLMANN, T. C. Blotkamp, De vervolgjaren van De Stijl, 1922-1932. BMGN - Low Countries Historical Review, [S. l.], v. 113, n. 4, p. 598–600, 1998. DOI: 10.18352/bmgn-lchr.4866. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-105588. Acesso em: 4 may. 2024.