@article{JRAM_1890__106_148787,
     author = {M.A. Stern},
     title = {Zur {Theorie} der {Function} {Ex.}},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {337--345},
     publisher = {mathdoc},
     volume = {106},
     year = {1890},
     zbl = {22.0209.01},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1890__106_148787/}
}