@article{CMUC_1979__20_1_a20,
     author = {Rosick\'y, Ji\v{r}{\'\i}},
     title = {Model theoretic approach to concrete categories},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {192--193},
     publisher = {mathdoc},
     volume = {20},
     number = {1},
     year = {1979},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1979__20_1_a20/}
}