%0 Journal Article %A Matti Lehtinen %T Remarks on the maximal dilatation of the Beurling-Ahlfors extension %J Annales Fennici Mathematici %D 1984 %P 133-139 %V 9 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.1984.0910/ %R 10.5186/aasfm.1984.0910 %G en %F AFM_1984_9_1_a10