@article{MAN_1890__36_157507,
     author = {London},
     title = {Ueber die {Polarfiguren} der ebenen {Curven} dritter {Ordnung}},
     journal = {Mathematische Annalen},
     pages = {535--584},
     publisher = {mathdoc},
     volume = {36},
     year = {1890},
     zbl = {22.0735.03},
     url = {http://geodesic.mathdoc.fr/item/MAN_1890__36_157507/}
}