Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions News feed Embed this list Save this search Mark all Export Your filters: cql: keyword exact "Valued relation" Mark journalArticle A1 On the Ferrers property of valued interval orders Susana Diáz, Bernard De Baets (UGent) and Susana Montes (2011) TOP. 19(2). p.421-447