Anne Bergeron Mathieu Blanchette Annie Chateau Cedric Chauve Reconstructing Ancestral Gene Orders Using Conserved Intervals. 14-25 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3240&spage=14 2004 conf/wabi/2004 WABI db/conf/wabi/wabi2004.html#BergeronBCC04