@article{MASLO_1958_8_3_a1,
     author = {Par{\'\i}zek, Bohum{\'\i}r and Schwarz, \v{S}tefan},
     title = {O multiplikat{\'\i}vnej pologrupe zvy\v{s}kov\'ych tried (mod $m$)},
     journal = {Mathematica slovaca},
     pages = {136--150},
     year = {1958},
     volume = {8},
     number = {3},
     mrnumber = {0103938},
     zbl = {0081.01902},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1958_8_3_a1/}
}