@article{10_14708_wm_v10i2_2168,
     author = {S. Balcerzyk},
     title = {B. {Gleichgewicht} {Elementy} algebry abstrakcyjnej},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 299--301},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1968},
     doi = {10.14708/wm.v10i2.2168},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v10i2.2168/}
}