DIPS

J.C. Bradbury 
-Another Look at DIPS (2005)

David Gassko
-Batted Balls and DIPS (2005) - DIPS 3.0

Mitchel Lichtman 
-DIPS Revisited (2004)

Voros McCracken
-Defense Independent Pitching Stats (Intro) (1999) - From the rec.sport.baseball.analysis group
-Pitching and Defense: How Much Control Do Hurlers Have (2001) - Voros’ Baseball Prospectus Article
-From the Mailbag: Special Edition: Pitching and Defense (2001) - Woolner and Voros respond to questions
-Defense Independent Pitching Stats, Version 2.0 Formula
-DIPS Explained, Part 1 - Archived by Jay Jaffe
-DIPS Explained, Part 2 

Tom Tango
-Solving DIPS* (2003) - With Eric Allen and Arvin Hsu
-Defensive Responsibilty Spectrum
-DIPS Bands - A look at pitchers vs. their teammates in BABiP

Tom Tippett
-Can pitchers prevent hits on balls in play? (2003)

Eric Van
-Some Broundgreaking Thoughts on $H and DIPS (2001) - Van, Voros, and others discuss DIPS

Keith Woolner
-Counterpoint: Pitching and Defense: Another Look At Pitchers Preventing Hits (2001)

*PDF file