@article{CRMATH_2003__337_9_609_0,
     author = {Uwe Franz and Nicolas Privault and Ren\'e Schott},
     title = {Smoothness of {Wigner} densities on the affine algebra},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {609--614},
     publisher = {Elsevier},
     volume = {337},
     number = {9},
     year = {2003},
     doi = {10.1016/j.crma.2003.09.014},
     language = {en},
}