The Gridiron Uniform Database: What's Longer Than 'Once in a Blue Moon?' - UPDATE
Why do the Dallas Cowboys only wear the white jerseys when they play and never wear the dark colored jerseys? - Quora
Why do the Dallas Cowboys only wear the white jerseys when they play and never wear the dark colored jerseys? - Quora
The Cowboys Bad Luck Blue Jerseys: Inside the Alleged NFL Curse - FanBuzz
Dallas Cowboys Will Wear Bad Luck Jerseys Against Buccaneers - Tampa Bay Buccaneers, BucsGameday