%0 Journal Article %A Jakubík, Ján %T Partially ordered sets having selfdual system of intervals %J Mathematica Bohemica %D 1998 %P 271-278 %V 123 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.1998.126074/ %R 10.21136/MB.1998.126074 %G en %F 10_21136_MB_1998_126074