Itzkoff, Dave. "Behind the MaskArchived September 9, 2020, at the Wayback Machine." The New York Times. November 20, 2005. Retrieved on September 19, 2008.
Kallies, Christy (July 1999). "Under the Hood: Dave Gibbons". SequentialTart.com. Archived from the original on March 21, 2013. Retrieved October 12, 2008.
Kallies, Christy (July 1999). "Under the Hood: Dave Gibbons". SequentialTart.com. Archived from the original on March 21, 2013. Retrieved October 12, 2008.
Itzkoff, Dave. "Behind the MaskArchived September 9, 2020, at the Wayback Machine." The New York Times. November 20, 2005. Retrieved on September 19, 2008.