@inproceedings{MSR-2005-RatzingerFG,
	author        = "Jacek Ratzinger and Michael Fischer and Harald C. Gall",
	booktitle     = "{Proceedings of the Second International Workshop on Mining Software Repositories}",
	doi           = "10.1145/1083142.1083155",
	isbn          = "1-59593-123-6",
	pages         = "96--100",
	publisher     = "{ACM}",
	title         = "{Improving evolvability through refactoring}",
	year          = 2005,
}