@article{UM_2019_27_2_a0,
     author = {Gun\v{c}aga, J\'an and Kop\'a\v{c}ov\'a, Janka},
     title = {Symetria v prim\'arnom vzdel\'avan{\'\i}},
     journal = {U\v{c}itel matematiky},
     pages = {65--73},
     year = {2019},
     volume = {27},
     number = {2},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/UM_2019_27_2_a0/}
}