@article{10_14708_cm_v1i1_5365,
     author = {R. Sikorski},
     title = {O operacji ucinania funkcji},
     journal = {Commentationes Mathematicae},
     pages = { 136--140},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1955},
     doi = {10.14708/cm.v1i1.5365},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v1i1.5365/}
}