@inproceedings{MSR-2007-BirdGDSH,
	acmid         = "1269016",
	author        = "Christian Bird and Alex Gourley and Premkumar T. Devanbu and Anand Swaminathan and Greta Hsu",
	booktitle     = "{Proceedings of the Fourth International Workshop on Mining Software Repositories}",
	doi           = "10.1109/MSR.2007.23",
	isbn          = "0-7695-2950-X",
	pages         = "6",
	publisher     = "{IEEE Computer Society}",
	title         = "{Open Borders? Immigration in Open Source Projects}",
	year          = 2007,
}