@article{MAN_1890__35_157477,
     author = {Pochhammer},
     title = {Ueber ein {Integral} mit doppeltem {Umlauf}},
     journal = {Mathematische Annalen},
     pages = {470--494},
     publisher = {mathdoc},
     volume = {35},
     year = {1890},
     zbl = {22.0407.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1890__35_157477/}
}