@article{MAN_1884__24_157160,
     author = {Pick},
     title = {Ueber gewisse durch {Functionalgleichungen} definirte {Functionen}},
     journal = {Mathematische Annalen},
     pages = {590--592},
     year = {1884},
     volume = {24},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1884__24_157160/}
}