%0 Journal Article %A Stephen J. Gardiner %A Marius Ghergu %T Champagne subregions of the unit ball with unavoidable bubbles %J Annales Fennici Mathematici %D 2010 %P 321-329 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5186/aasfm.2010.3520/ %R 10.5186/aasfm.2010.3520 %G en %F AFM_2010_35_1_a19