@article{CMUC_1978__19_3_a5,
     author = {Petzeltov\'a, Hana and Vrbov\'a, Pavla},
     title = {Factorization in the algebra of rapidly decreasing functions on ${\bf R}_n$},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {489--499},
     publisher = {mathdoc},
     volume = {19},
     number = {3},
     year = {1978},
     mrnumber = {508956},
     zbl = {0382.46014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1978__19_3_a5/}
}