@article{MV_1966_18_2_a1,
     author = {A. U\v{s}an},
     title = {Nekotorye zame\v{c}ania o kone\v{c}no poro\v{z}dennyh algebrai\v{c}eskih sistemah},
     journal = {Matemati\v{c}ki vesnik},
     pages = {83 },
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {1966},
     url = {http://geodesic.mathdoc.fr/item/MV_1966_18_2_a1/}
}