@article{JRAM_1851__42_183342,
     author = {P.A. Hansen},
     title = {Auszug eines {Schreibens} des {Herrn} {Directors} {P.} {A.} {Hansen} an {Herrn} {Professor} {C.} {G.} {J.} {Jacobi.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--11},
     publisher = {mathdoc},
     volume = {42},
     year = {1851},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1851__42_183342/}
}