| ict.org.il | International Policy Institute For Counter Terrorism |
| subcontinent.com | Security & Political Risk Analysis (SAPRA) |
| state.gov | US Department of State: Counterterrorism Office |
| emergency.com | Emergency.com |
| orgnet.com | Social Network Analysis Of The 9-11 Terrorist Network |
| fas.org | FAS: Terrorism - Background and Threat Assessments |
| 9-11commission.gov | National Commission on Terrorist Attacks Upon the United States |
| tkb.org | MIPT Terrorism Knowledge Base |
| terroristfinancing.com | Counter Terrorist Financing Network |
| st-andrews.ac.uk | For The Centre For The Study Of Terrorism And Political Violence, Cstp |
| ict.org.il | www.ict.org.il/ |
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