%0 Journal Article %A Raimo Näkki %A Bruce Palka %T Extremal length and Hölder continuity of conformal mappings. %J Commentarii mathematici Helvetici %D 1986 %P 389-414 %V 61 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1986__61_140060/ %F CMH_1986__61_140060