@book{404076, title = {Hry takmer matematick\'e}, series = {GDML\_Books}, publisher = {Mlad\'a fronta}, address = {Praha}, year = {1982}, language = {sk}, url = {http://dml.mathdoc.fr/item/404076} }
Gatial, Ján; Hecht, Tomáš; Hejný, Milan. Hry takmer matematické. GDML_Books (1982), http://gdmltest.u-ga.fr/item/404076/