The Recumbent Bicycle by Gunnar Fehlau - The only complete overview of recumbent bikes
Encycleopedia - The guide to alternatives in cycling
VeloVision  - covering specialized bikes, cycling as transport and human power.
BentRider Online - Bike reviews and articles
Recumbent & Tandem Rider magazine - great free magazine - available at your LBS!
ERRC Magazine - a tri-annual publication for all recumbent and trike enthusiasts by Laurie "Wo" Smith.
E-Bent.com - The Cyber Zine on Recumbent touring
VeloNews Magazine's Web Site - no recumbent coverage. But all 'normal bike' racing

"Ride Recumbent, Ride! - an article by Vic Sussman that Launched WHIRL (Washington's Happily Independent Recumbent Lovers), a "bent riding group in the Washington DC area.