%0 Journal Article %A Finnur Lárusson %A Ragnar Sigurdsson %T Siciak–Zahariuta extremal functions and polynomial hulls %J Annales Polonici Mathematici %D 2007 %P 235-239 %V 91 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap91-2-10/ %R 10.4064/ap91-2-10 %G en %F 10_4064_ap91_2_10