@article{CMUC_1967_8_3_a7,
     author = {Kop\'a\v{c}ek, Ji\v{r}{\'\i}},
     title = {On pairs of matrices with property $L$},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {453--457},
     year = {1967},
     volume = {8},
     number = {3},
     mrnumber = {0223381},
     zbl = {0178.03303},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1967_8_3_a7/}
}