W. IJzereef, De Zuid-Celebes affaire. Kapitein Westerling en de standrechtelijke executies. BMGN - Low Countries Historical Review, [S. l.], v. 101, n. 2, p. 270–271, 1986. DOI: 10.18352/bmgn-lchr.2724. Disponível em: https://ojstest.minions.amsterdam/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-102957.. Acesso em: 22 dec. 2024.