@article{MAN_1933__107_159596,
     author = {H. Busemann},
     title = {Paschsches {Axiom} und {Zweidimensionalit\"at}},
     journal = {Mathematische Annalen},
     pages = {324--328},
     publisher = {mathdoc},
     volume = {107},
     year = {1933},
     zbl = {58.0601.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1933__107_159596/}
}