@article{MAN_1930__103_159447,
     author = {H. Mohrmann},
     title = {Veranschaulichung {Nicht-Archimedischer} {Geometrie}},
     journal = {Mathematische Annalen},
     pages = {788--795},
     publisher = {mathdoc},
     volume = {103},
     year = {1930},
     zbl = {56.0488.06},
     url = {http://geodesic.mathdoc.fr/item/MAN_1930__103_159447/}
}