@article{CMUC_1987_28_3_a14,
     author = {Sgall, Ji\v{r}{\'\i} and Witzany, Ji\v{r}{\'\i}},
     title = {Dimension of indiscernibility equivalences},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {537--547},
     year = {1987},
     volume = {28},
     number = {3},
     mrnumber = {912582},
     zbl = {0629.03034},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1987_28_3_a14/}
}