@article{JRAM_1840__21_147109,
     author = {J. Steiner},
     title = {Von dem {Kr\"ummungs-Schwerpuncte} ebener {Curven.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {33--63},
     publisher = {mathdoc},
     volume = {21},
     year = {1840},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1840__21_147109/}
}