Regexes are Hard: Decision-Making, Difficulties, and Risks in Programming Regular Expressions. - Louis G. Michael IV; James Donohue; James C. Davis 001; Dongyoon Lee; Francisco Servant (ASE, 2019)

Why aren't regular expressions a lingua franca? an empirical study on the re-use and portability of regular expressions. - James C. Davis 001; Louis G. Michael IV; Christy A. Coghlan; Francisco Servant; Dongyoon Lee (ESEC/SIGSOFT FSE, 2019)