@article{JRAM_1950__188_150176,
     author = {Emmy Noether},
     title = {Idealdifferentationen und {Differente.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--21},
     publisher = {mathdoc},
     volume = {188},
     year = {1950},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1950__188_150176/}
}