@article{MASLO_1985__35_2_a9,
     author = {Siv\'ak, Bohuslav},
     title = {The structure of the rings assigned to group varieties},
     journal = {Mathematica slovaca},
     pages = {169--173},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {1985},
     mrnumber = {795012},
     zbl = {0584.20017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1985__35_2_a9/}
}