@article{MAN_1872__5_156594,
     author = {Ermakoff},
     title = {Ueber die {Cylinderfunctionen}},
     journal = {Mathematische Annalen},
     pages = {639--640},
     publisher = {mathdoc},
     volume = {5},
     year = {1872},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MAN_1872__5_156594/}
}