@article{10_14708_cm_v59i1_2_6468,
     author = {Maciej Maciejewski and Andrzej Pr\'oszy\'nski},
     title = {On the shape of n-derivations},
     journal = {Commentationes Mathematicae},
     pages = { 19\ensuremath{-}32},
     publisher = {mathdoc},
     volume = {59},
     number = {1-2},
     year = {2019},
     doi = {10.14708/cm.v59i1-2.6468},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v59i1-2.6468/}
}