Wright-Patterson_Air_Force_Base#Operational_history
http://ufos.about.com/od/ufohistory/a/wp3.htm
H18
http://ufos.about.com/od/ufohistory/a/wp4.htm
http://www.paranominal.com/ufo/26682/hst-ufo-files-hangar-18-the-ufo-warehouse-3-avi.html
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http://desertshapes.blogspot.com/2010/10/stanton-friedman-kathleen-marden.html
