@phdthesis{publication-7701,
	author={W{\"u}rsch, Michael},
	editor={Gall, Harald and Demeyer, Serge},
	faculty={Faculty of Economics, Business Administration and Information Technology},
	institution={University of Zurich},
	pages=295,
	title={Hawkshaw - A query framework for software evolution data},
	year=2012,
}