MLB postseason no hitters and close calls
Four Astros Pitchers Combine for First World Series No-Hitter Since 1956 - WSJ
MLB's Decade Defining Moments: Roy Halladay's playoff no-hitter
MLB postseason no hitters and close calls
Don Larsen, who threw only perfect World Series game, dies at 90 - NBC Sports
Phillies' Halladay Opens Playoffs With No-Hitter - The New York Times
Astros' Dusty Baker on his postseason no-hitter history: 'I've been on both ends
Don Larsen's perfect game - Wikipedia
Halladay tosses second postseason no-hitter
Roy Halladay becomes the 2nd pitcher EVER to throw a Postseason No-Hitter!
Halladay throws no-hitter in first postseason appearance