^Antje Senarclens de Grancy (2001). 'Moderner Stil' und 'Heimisches Bauen': Architekturreform in Graz um 1900 (in German). Böhlau Verlag Wien. ISBN978-3-205-99284-4.
Zeiller, Martin (1649). "Gratz". Topographia Provinciarum Austriacarum Austriae, Styriae, Carinthiae, Carniolae, Tyrolis. Topographia Germaniae (in German). Frankfurt. p. 68+.
"Gratz", Handbook for Travellers in Southern Germany (9th ed.), London: J. Murray, 1863
Norddeutscher Lloyd (1896), "Gratz", Guide through Germany, Austria-Hungary, Italy, Switzerland, France, Belgium, Holland and England, Berlin: J. Reichmann & Cantor, OCLC8395555