%0 Journal Article %A Mats Andersson %A Sebastian Sandberg %T The essential spectrum of holomorphic Toeplitz operators on $H^p$ spaces %J Studia Mathematica %D 2003 %P 223-231 %V 154 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm154-3-3/ %R 10.4064/sm154-3-3 %G en %F 10_4064_sm154_3_3