@article{MAN_1923__89_159008,
     author = {E. Study},
     title = {\"Uber {S.} {Lies} {Geometrie} der {Kreise} und {Kugeln.} {(Dritte} {Fortsetzung)}},
     journal = {Mathematische Annalen},
     pages = {298--314},
     publisher = {mathdoc},
     volume = {89},
     year = {1923},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1923__89_159008/}
}