T. John Brown Ivor T. A. Spence Peter Kilpatrick Danny Crookes Adaptable Components for Software Product Line Engineering. 154-175 2002 conf/splc/2002 SPLC http://link.springer.de/link/service/series/0558/bibs/2379/23790154.htm db/conf/splc/splc2002.html#BrownSKC02