Covert radio communications: A viable tactic for international terrorists?

Social Sciences

• Underground 66%
• Radio Communication 66%
• Theory 66%
• Groups 66%
• Defense Policy 33%
• Analysis 33%
• Telephone 33%
• Cells 33%
• Tactics 33%
• Communication 33%

Arts and Humanities

• Terrorist 100%
• Transnational 66%
• Manifestation 33%

Computer Science

• Force Field Analysis 33%
• Security Policy 33%
• Covert Operation 33%
• Communication 33%
• Telephone 33%
• Electronic Mail 33%