@inproceedings{MSR-2009-EkanayakeTGB,
	author        = "Jayalath Ekanayake and Jonas Tappolet and Harald C. Gall and Abraham Bernstein",
	booktitle     = "{Proceedings of the Sixth International Working Conference on Mining Software Repositories}",
	doi           = "10.1109/MSR.2009.5069480",
	isbn          = "978-1-4244-3493-0",
	pages         = "51--60",
	publisher     = "{IEEE Computer Society}",
	title         = "{Tracking concept drift of software projects using defect prediction quality}",
	year          = 2009,
}