@article{JDM_1902__11_144837,
     author = {E. Study},
     title = {Ein neuer {Zweig} der {Geometrie.}},
     journal = {Jahresbericht der Deutschen Mathematiker-Vereinigung},
     pages = {97--123},
     publisher = {mathdoc},
     volume = {11},
     year = {1902},
     zbl = {33.0700.01},
     url = {http://geodesic.mathdoc.fr/item/JDM_1902__11_144837/}
}