@misc{MZ_1924__21_167807,
     title = {Weinstein, {A.,} {Der} {Kontinuit\"atsbeweis} des {Abbildungssatzes} f\"ur {Polygone} ,},
     journal = {Mathematische Zeitschrift},
     pages = {72--84},
     publisher = {mathdoc},
     volume = {21},
     year = {1924},
     zbl = {50.0255.01},
     url = {http://geodesic.mathdoc.fr/item/MZ_1924__21_167807/}
}