Pollmann, T. (1998). H. Akihary, S. Schell, M.E. de Vletter, Ir. F.J.L. Ghijsels. Architect in Indonesia (1910-1929). Simplicity is the shortest path to beauty. BMGN - Low Countries Historical Review, 113(2), 269–270. https://doi.org/10.18352/bmgn-lchr.4714