@article{CMUC_2003__44_1_a1,
     author = {Shelah, Saharon and Zapletal, Jind\v{r}ich},
     title = {Games with creatures},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {9--21},
     publisher = {mathdoc},
     volume = {44},
     number = {1},
     year = {2003},
     mrnumber = {2045842},
     zbl = {1104.03049},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_2003__44_1_a1/}
}