Frey, D., & Rez, H. Population and Perpetrators: Preconditions for the Holocaust From a Control-Theoretical Perspective. Understanding genocide : the social psychology of the Holocaust.

Frey, Dieter, and Helmut Rez. "Population and Perpetrators: Preconditions for the Holocaust From a Control-Theoretical Perspective." Understanding Genocide : The Social Psychology of the Holocaust .

Frey, Dieter, and Helmut Rez. "Population and Perpetrators: Preconditions for the Holocaust From a Control-Theoretical Perspective." Understanding Genocide : The Social Psychology of the Holocaust, .