Pedro Martinez: let umpires check for sticky substances, not managers

How side eye, coaches' boxes, sticky stuff and an Aaron Judge statement just took the Yankees-Blue Jays rivalry to another level

Mound Musings: Some Observations From the Mound

Pedro Martinez says MLB umpires 'don't know s--- about what they're doing' - Sports Illustrated

Inside MLB's New 2023 Rules

Pedro Martinez On MLB Network: Umpires 'Don't Know S--t About What They're Doing' : r/baseball

Rob Neyer's Big Book of Baseball Blunders: A Complete Guide to the Worst Decisions and Stupidest Moments in Baseball History eBook : Neyer, Rob: Kindle Store

MLB's Pedro Martinez: No Spider Tack, Just Rub Your Balls

Pedro Martinez On MLB Network: Umpires 'Don't Know S--t About What They're Doing' : r/baseball

Jason Turbow, The Baseball Codes

Watch: Pedro Martinez shuts down the Yankees on SI TV - Sports Illustrated

The Baseball Codes, @BaseballCodes

No excuse for Hall of Fame voters to pass over Pedro Martinez - The Boston Globe

UPDATE-Yankees' German Suspended For Violating Foreign Substance

Domingo Germán of Yankees Proves Perfection Can Come at Any Time - The New York Times