See Fletcher:

Terrorism and Security Challenges in sub-Saharan Africa

Countering Linkages Between Terrorist and Criminal Networks

Contemporary Terrorism and Ideologies of Violence

The Darkest Terror: Weapons of Mass Destruction

WMD and Terrorism

A History of Terrorism

WMD and Terrorism

Combating Terrorist Networks

Terrorism as a Product of Choices and Perceptions

Understanding Al Qaida’s ‘Influence Warfare’ Vulnerabilities.

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