@article{JRAM_1884__97_148578,
     author = {Adolf Ameseder},
     title = {Das allgemeine r\"aumliche {Nullsystem} zweiten {Grades.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {62--92},
     publisher = {mathdoc},
     volume = {97},
     year = {1884},
     zbl = {16.0720.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1884__97_148578/}
}