%0 Journal Article %A Uwe Franz %A Nicolas Privault %A René Schott %T Smoothness of Wigner densities on the affine algebra %J Comptes Rendus. Mathématique %D 2003 %P 609-614 %V 337 %N 9 %I Elsevier %R 10.1016/j.crma.2003.09.014 %G en %F CRMATH_2003__337_9_609_0