@article{10_14708_wm_v23i02_3833,
     author = {Z. Semadeni},
     title = {Pytania zasadnicze},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 255--256},
     year = {1981},
     volume = {23},
     number = {02},
     doi = {10.14708/wm.v23i02.3833},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v23i02.3833/}
}