@article{JRAM_1950__188_150184,
     author = {Theodor Schneider},
     title = {Zur {Ann\"aherung} der algebraischen {Zahlen} durch rationale.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {115--128},
     publisher = {mathdoc},
     volume = {188},
     year = {1950},
     zbl = {0038.18803},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1950__188_150184/}
}