@article{MAN_1931__104_159477,
     author = {N. Tschebotar\"ow},
     title = {\"Uber ein algebraisches {Problem} von {Herrn} {Hilbert.} {Erste} {Abhandlung}},
     journal = {Mathematische Annalen},
     pages = {459--471},
     publisher = {mathdoc},
     volume = {104},
     year = {1931},
     zbl = {57.0124.11},
     url = {http://geodesic.mathdoc.fr/item/MAN_1931__104_159477/}
}