Cycling Weekly: Do you need to warm up before cycling?
BritishCycling.org: 20 Minute Warm-up
FastCat Coaching: Sweet Spot Training
Training Peaks: Winter Training - LSD or HIIT?
VeloNews Training Plan, part 1: The fundamentals
VeloNews Training Plan, part 2: Building your plan
Bicycling.com: TRX body weight workout to improve your cycling
MWBA.org: Why we don't ride wet trails