Alessandro Bianchi Danilo Caivano Reidar Conradi Maria Letizia Jaccheri Marco Torchiano Giuseppe Visaggio COTS Products Characterization: Proposal and Empirical Assessment. 233-255 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2765&spage=233 2003 conf/esernet/2003 ESERNET db/conf/esernet/esernet2003.html#BianchiCCJTV03