@conference {BFS02,
	title = {Union Slices for Program Maintenance},
	booktitle = {Proceedings of the IEEE International Conference on Software Maintenance (ICSM 2002)},
	year = {2002},
	month = {oct},
	pages = {12-21},
	publisher = {IEEE Computer Society},
	organization = {IEEE Computer Society},
	author = {{\'A}rp{\'a}d Besz{\'e}des and Cs. Farag{\'o} and Zs. M. Szab{\'o} and J. Csirik and Tibor Gyim{\'o}thy}
}
