%0 Journal Article %A Czédli, Gábor %A Maróti, Miklós %T On the height of order ideals %J Mathematica Bohemica %D 2010 %P 69-80 %V 135 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.2010.140684/ %R 10.21136/MB.2010.140684 %G en %F 10_21136_MB_2010_140684