@article{MET_1984__31_175930,
     author = {H. St\"ormer},
     title = {Bemerkungen zu den {S\"atze} von {Jordan.}},
     journal = {Metrika},
     pages = {51--59},
     publisher = {mathdoc},
     volume = {31},
     year = {1984},
     url = {http://geodesic.mathdoc.fr/item/MET_1984__31_175930/}
}