Bosscher, Ph.M. “U. Bosma, A. Sens, G. Termorshuizen, Journalistiek in De Tropen. De Indisch- En Indonesisch-Nederlandse Pers, 1850-1958”. BMGN - Low Countries Historical Review 121, no. 2 (January 1, 2006): 346–348. Accessed May 8, 2024. https://bmgn-lchr.nl/article/view/URN%3ANBN%3ANL%3AUI%3A10-1-107369.