@article{MAN_1886__27_157234,
     author = {Schur},
     title = {Ueber den {Zusammenhang} der {R\"aume} constanten {Riemann'schen} {Kr\"ummungsmaasses} mit den projectiven {R\"aumen.}},
     journal = {Mathematische Annalen},
     pages = {537},
     publisher = {mathdoc},
     volume = {27},
     year = {1886},
     zbl = {18.0713.02},
     language = {un},
     url = {https://geodesic-test.mathdoc.fr/item/MAN_1886__27_157234/}
}