@article{JRAM_1857__53_147660,
     author = {F. Joachimsthal},
     title = {De aequationibus quarti et sexti gradus quae in theoria linearum et superficierum secundi gradus occurrunt.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {149--172},
     publisher = {mathdoc},
     volume = {53},
     year = {1857},
     language = {la},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1857__53_147660/}
}