%0 Journal Article %A Pouzet, Maurice %A Rival, Ivan %T Which Ordered Sets have a Complete Linear Extension? %J Canadian journal of mathematics %D 1981 %P 1245-1254 %V 33 %N 5 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1981-093-9/ %R 10.4153/CJM-1981-093-9 %F 10_4153_CJM_1981_093_9