%0 Journal Article %A Xiao-Wu Chen %T The singularity category of an algebra with radical square zero %J Documenta mathematica %D 2011 %P 921-936 %V 16 %U http://geodesic.mathdoc.fr/articles/10.4171/dm/356/ %R 10.4171/dm/356 %F 10_4171_dm_356