@article{JRAM_1881__90_148451,
     author = {D.J. Korteweg},
     title = {Ueber das ponderomototrische {Elementargesetz.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {49--70},
     publisher = {mathdoc},
     volume = {90},
     year = {1881},
     zbl = {12.0782.02},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1881__90_148451/}
}