@article{MAN_1880__17_156913,
     author = {in Bamberg. Gierster},
     title = {Ueber {Relationen} zwischen {Claasenzahlen} bin\"arer quadratischer {Formen} von negativer {Determinante.} {(Erste} {Note)}},
     journal = {Mathematische Annalen},
     pages = {71--73},
     publisher = {mathdoc},
     volume = {17},
     year = {1880},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1880__17_156913/}
}