@article{MZ_1942__47_168956,
     author = {St., Lipka},
     title = {\"Uber die {Abz\"ahlung} der reellen {Wurzeln} von algebraischen {Gleichungen}},
     journal = {Mathematische Zeitschrift},
     pages = {343--351},
     publisher = {mathdoc},
     volume = {47},
     year = {1942},
     zbl = {0025.29503},
     url = {http://geodesic.mathdoc.fr/item/MZ_1942__47_168956/}
}