^Encyclopædia Britannica (2011). "revolutionary terrorism". Encyclopædia Britannica Online. مؤرشف من الأصل في 2012-12-20. اطلع عليه بتاريخ 2011-04-07.
^"Social Origins of Dictatorship and Democracy", by Barrington Moore, Edward Friedman, James C. Scott (1993) (ردمك 0-8070-5073-3), p.101: "Social Consequences of Revolutionary Terror"