MLB and Minor Leaguer Players' Union Agree to First CBA - InsideHook
MLB owners vote to ratify new CBA for Minor Leaguers
Minor leaguers, MLB reach tentative deal on 1st CBA, sources say - ESPN
Minor League Baseball needs a union. Here are 4 keys to success.
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For the First Time in History, Minor League Baseball Players Have a Union
MLB lockout ends as MLBPA, owners reach CBA agreement: Five takeaways with baseball set to return
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How Minor League Ballplayers Won a Union
Minor leaguers are joining the MLBPA: Here's what the unionization means - ESPN
Sweet Relief: MLB Uni Ads Won't Be Happening for Now
MLB lockout: CBA officially expired, league to lock out players
Minor League Baseball Players Secure Union Recognition in a Major Victory for Labor
MLB asked to voluntarily accept union for minor league players
Players union, MLB agree on first MiLB CBA. Here's how the players are feeling — Prospects Live
Minor League Baseball Union: How a Group of Players Sprung a Union on MLB - Sports Illustrated