Contributions of the under-appreciated: gender bias in an open-source ecology. - Andrew Kofink (SPLASH (Companion Volume), 2015)

Gender bias in open source: Pull request acceptance of women versus men. - Josh Terrell; Andrew Kofink; Justin Middleton; Clarissa Rainear; Emerson R. Murphy-Hill; Chris Parnin (PeerJ Prepr., 2016)

Gender differences and bias in open source: pull request acceptance of women versus men. - Josh Terrell; Andrew Kofink; Justin Middleton; Clarissa Rainear; Emerson R. Murphy-Hill; Chris Parnin; Jon Stallings (PeerJ Comput. Sci., 2017)