@article{CMUC_1995__36_1_a19,
     author = {Tkachuk, Vladimir V.},
     title = {Some new versions of an old game},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {177--196},
     publisher = {mathdoc},
     volume = {36},
     number = {1},
     year = {1995},
     mrnumber = {1334425},
     zbl = {0838.54005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1995__36_1_a19/}
}