@conference {125,
	title = {Software System Families and Active Libraries {\textendash} Visions for the Next Decade},
	booktitle = {Dagstuhl Seminar 01161 Product Family Development},
	year = {2001},
	month = {04/2001},
	publisher = {Dagstuhl Castle},
	organization = {Dagstuhl Castle},
	address = {Germany},
	author = {Ulrich, Eisenecker and Krzysztof Czarnecki}
}