@article{SM_2019_210_6_a0,
     author = {A. A. Arutyunov and A. S. Mishchenko},
     title = {A~smooth version of {Johnson's} problem on derivations of group algebras},
     journal = {Sbornik. Mathematics},
     pages = {756--782},
     year = {2019},
     volume = {210},
     number = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2019_210_6_a0/}
}