J. Bank, S. Temming, Van brede visie tot smalle marge. Acht prominente socialisten over SDAP en de PvdA. BMGN - Low Countries Historical Review, [S. l.], v. 98, n. 3, p. 516–518, 1983. DOI: 10.18352/bmgn-lchr.2429. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102627.. Acesso em: 16 nov. 2024.