@misc{10_21136_CMJ_1956_100221,
     title = {Journal for the {Cultivation} of {Mathematics.} {Abstracts}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {563--579},
     year = {1956},
     volume = {6},
     number = {4},
     doi = {10.21136/CMJ.1956.100221},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1956.100221/}
}