Greg Plantamura's Swamp Thing Annotations  
   Full set of annotations for Alan Moore's run of the series. Includes many images from the corresponding issues.
   http://www.angelfire.com/pop/bay55/SwampThing/SwampBase.html

Swamp Thing Index  
   Detailed index of the comic's issues from the creation of the character and up to issue 50 (1986). Includes synopsis, character appearances and author information.
   http://darkmark6.tripod.com/swampthingind.html

The Continuity Pages: Swamp Thing  
   Information, including copious analysis, graphics, and links, for the DC / Vertigo comic book series and its spin-off, Hellblazer. Written and compiled by Julian Darius.
   http://www.continuitypages.com/swampthing.htm

Alan Moore’s Swamp Thing  
   An essay by Julian Darius on the importance Alan Moore's Swamp Thing.
   http://www.sequart.com/SequentialCulture25.htm