%0 Journal Article %A Bjarni Jónsson %T Powers of partially ordered sets: The automorphism group. %J Mathematica Scandinavica %D 1982 %P 121-141 %V 51 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1982__51_166805/ %F MS2_1982__51_166805