@article{JRAM_1917__147_149468,
     author = {K. Hensel},
     title = {Die {Verallgemeinerung} des {Legendreschen} {Symboles} f\"ur allgemeine algebraische {K\"orper.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {233--248},
     publisher = {mathdoc},
     volume = {147},
     year = {1917},
     zbl = {46.0253.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1917__147_149468/}
}