@misc{MZ_1924__21_167814,
     title = {Pasch, {M.,} {Die} nat\"urliche {Geometrie}},
     journal = {Mathematische Zeitschrift},
     pages = {151--153},
     publisher = {mathdoc},
     volume = {21},
     year = {1924},
     language = {ge},
     url = {http://geodesic.mathdoc.fr/item/MZ_1924__21_167814/}
}