@article {252,
	title = {Mehrstufige, Kunden-Spezifische Anpassungen in der Anwendungsentwicklung},
	journal = {Objekt Spektrum},
	year = {2007},
	note = {Translation of Multi-level Customization in Application Engineering into German.},
	month = {01/2007},
	author = {Krzysztof Czarnecki and Micha{\l} Antkiewicz and Kim, Chang Hwan Peter}
}