@article{10_14708_wm_v4i3_2515,
     author = {S. Zubrzycki},
     title = {OR czyli badanie operacji},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 271--281},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {1961},
     doi = {10.14708/wm.v4i3.2515},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v4i3.2515/}
}