@article{MZ_1961__77_169999,
     author = {Gert H. M\"uller},
     title = {Nicht-Standardmodelle der {Zahlentheorie.}},
     journal = {Mathematische Zeitschrift},
     pages = {414--438},
     publisher = {mathdoc},
     volume = {77},
     year = {1961},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1961__77_169999/}
}