Боевые катера сил специальных операций USSOCOM

http://www.americanmilitaryforum.com/forums/threads/special-missions-craft-demystefied.1059/

http://foxtrotalpha.jalopnik.com/unmasking-the-columbia-rivers-mysterious-stealth-boats-1583093889

http://www.hisutton.com/SEALION%20and%20Alligator%20stealth%20boats.html

http://dambiev.livejournal.com/868483.html