@article{10_14708_cm_v1i1_5361,
     author = {W. \'Slebodzi\'nski},
     title = {Algorytm form zewn\k{e}trznych},
     journal = {Commentationes Mathematicae},
     pages = { 71--92},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1955},
     doi = {10.14708/cm.v1i1.5361},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/cm.v1i1.5361/}
}