@article{JRAM_1839__19_147059,
     author = {Julius Pl\"ucker},
     title = {Discussion de la forme g\'en\'erale des ondes lumineuses.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--44},
     publisher = {mathdoc},
     volume = {19},
     year = {1839},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1839__19_147059/}
}