Leigh A. Davis Daniel Flagg Rose F. Gamble C. Karatas Classifying Interoperability Conflicts. 62-71 2003 conf/iccbss/2003 ICCBSS http://link.springer.de/link/service/series/0558/bibs/2580/25800062.htm db/conf/iccbss/iccbss2003.html#DavisFGK03