@article{MAN_1896__47_157807, author = {Paul St\"ackel}, title = {Das {Additionstheorem} der {Function} .......}, journal = {Mathematische Annalen}, pages = {604--604}, year = {1896}, volume = {47}, url = {http://geodesic.mathdoc.fr/item/MAN_1896__47_157807/} }