@inproceedings{OOPSLA-2009-OverbeyJ,
	author        = "Jeffrey L. Overbey and Ralph E. Johnson",
	booktitle     = "{Proceedings of the 24th Conference on Object-Oriented Programming, Systems, Languages and Applications}",
	doi           = "10.1145/1640089.1640127",
	editor        = "Shail Arora and Gary T. Leavens",
	isbn          = "978-1-60558-766-0",
	pages         = "493--502",
	publisher     = "{ACM}",
	title         = "{Regrowing a language: refactoring tools allow programming languages to evolve}",
	year          = 2009,
}