For further information
– Herbert Kalb, Richard Potz, Brigitte Schinkele. Religionsrecht. WUV, Wien 2003, pp. 182–186.
– Wolfgang Wieshaider. "Communicating religion in Austria: the media and the arts", dans: Norman Doe (éd.). The portrayal of religion in Europe: the media and the arts. Peeters, Leuven 2004, pp. 5–18 (5–15).