//-->
Zur Optimierung der Einstellungsbeeinflussung
Oelker, Fritz Peter, (1980)
The behavioral matrix : a closer look at the industrial buyer
Kernan, Jerome B., (1966)
Consumer behavior and the behavioral sciences : theories and applications
Britt, Steuart Henderson, (1967)
Rotation for simple loadings
Jennrich, R., (1966)