Author: Dr. Wilfried Seipel (auth.), Univ.-Prof. Dr. Konrad Spindler, Dr. Harald Wilfing, Mag. Elisabeth Rastbichler-Zissernig, Univ.-Prof. Dr. Dieter zur Nedden, Dr. Hans Nothdurfter (eds.)
Author: Univ.-Prof. Dr. Alfred Pritz (auth.), Univ.-Prof. Dr. Alfred Pritz, Dr. Elisabeth Vykoukal, Katharina Reboly BA pth, Mag. (FH) Nassim Agdari-Moghadam (eds.)