LOCHER-SCHOLTEN, E. L. Giebels, Soekarno. Nederlandsch onderdaan. Biografie 1901-1950. BMGN - Low Countries Historical Review, [S. l.], v. 115, n. 4, p. 639–640, 2000. DOI: 10.18352/bmgn-lchr.5379. Disponível em: https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-106163. Acesso em: 20 apr. 2024.