Coba jelasin Rujukan dari Theodor Kaluza dong

Biography of Kaluza from the MacTutor archive

Biography of Kaluza (book with 748 pages in German by Daniela Wuensch) from the Termessos publishing house

Daniela Wünsch, "Der Erfinder der fünften Dimension", Neue Zürcher Zeitung, January 21, 2004 (article in German).

Articles (some in English) about Kaluza by Daniela Wuensch