@article{JRAM_1857__53_147656,
     author = {G. Lejeune-Dirichlet},
     title = {\"Uber eine {Eigenschaft} der quadratischen {Formen} von positiver {Determinante.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {127--129},
     publisher = {mathdoc},
     volume = {53},
     year = {1857},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1857__53_147656/}
}