%0 Journal Article %A Kurt Strebel %T Extremal quasiconformal polygon mappings for arbitrary subdomains of compact Riemann surfaces %J Annales Fennici Mathematici %D 2002 %P 237-247 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AFM_2002_27_1_a19/ %G en %F AFM_2002_27_1_a19