@article{10_14708_wm_v25i01_3996,
     author = {T. Weiss},
     title = {O zbiorach rzutowych},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 51--64},
     publisher = {mathdoc},
     volume = {25},
     number = {01},
     year = {1983},
     doi = {10.14708/wm.v25i01.3996},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v25i01.3996/}
}