Debbie Elliott Anthony Hartley Eric Atwell A Fluency Error Categorization Scheme to Guide Automated Machine Translation Evaluation. 64-73 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3265&spage=64 2004 conf/amta/2004 AMTA db/conf/amta/amta2004.html#ElliottHA04