@article{CMUC_1972__13_4_a16,
     author = {M\"uller, Vladim{\'\i}r and Ne\v{s}et\v{r}il, Jaroslav and Pelant, Jan},
     title = {Either tournaments or algebras? {(Preliminary} communication)},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {801--807},
     publisher = {mathdoc},
     volume = {13},
     number = {4},
     year = {1972},
     mrnumber = {0409262},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1972__13_4_a16/}
}