Gw mau tau Nota dari Koninklijk Nederlands Indisch Leger. Jelasin dalam bahasa melayu

Bosma, Ulbe: Emigration: Colonial circuits between Europe and Asia in the 19th and early 20th century, European History Online, Mainz: Institute of European History, 2011, retrieved: 23 May 2011.

Hoofdkwartier Militaire Luchtvaart – Overzicht 1947 (5 pc), Flash Aviation, 2005.