Adrian M. Colyer Roberto Kawakami Harrop Galvão Rod Johnson Alexandre Vasseur Danilo Beuche Cédric Beust 72-75 2006 23 IEEE Software 1 http://doi.ieeecomputersociety.org/10.1109/MS.2006.26 db/journals/software/software23.html#ColyerGJVBB06