@article{MASLO_1972__22_3_a2,
     author = {Porubsk\'y, \v{S}tefan},
     title = {Generalization of {Some} {Results} for {Exactly} {Covering} {Systems}},
     journal = {Mathematica slovaca},
     pages = {208--214},
     publisher = {mathdoc},
     volume = {22},
     number = {3},
     year = {1972},
     mrnumber = {0308021},
     zbl = {0238.10040},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1972__22_3_a2/}
}