@article{10_21136_CPMF_1935_123628,
     author = {Nov\'ak, Josef},
     title = {\"Uber zweifach erreichbare {Punkte} und $\frak P${-Mengen} der gemeinsamen {Begrenzung} von $m$ $(m>2)$ ebenen {Gebieten}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {179--180},
     year = {1935},
     volume = {64},
     number = {6},
     doi = {10.21136/CPMF.1935.123628},
     language = {de},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1935.123628/}
}