@article{MASLO_1957_7_3_a5,
     author = {Par{\'\i}zek, Bohum{\'\i}r},
     title = {Pozn\'amka o \v{s}trukt\'ure multiplikat{\'\i}vnej pologrupy zvy\v{s}kov\'ych tried},
     journal = {Mathematica slovaca},
     pages = {183--185},
     year = {1957},
     volume = {7},
     number = {3},
     mrnumber = {0101272},
     language = {sk},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1957_7_3_a5/}
}