@article{10_14708_wm_v6i2_2413,
     author = {R. {\L}. Dobruszyn and J. I. Churgin},
     title = {Zagadnienia teorii informacji},
     journal = {Wiadomo\'sci Matematyczne},
     pages = { 205--216},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {1963},
     doi = {10.14708/wm.v6i2.2413},
     language = {pl},
     url = {http://geodesic.mathdoc.fr/articles/10.14708/wm.v6i2.2413/}
}