@article{MAN_1928__99_159277,
     author = {St. Bergmann},
     title = {Zur {Theorie} der algebraischen {Potentialfunktionen} des dreidimensionalen {Raumes.} {I.}},
     journal = {Mathematische Annalen},
     pages = {629--659},
     publisher = {mathdoc},
     volume = {99},
     year = {1928},
     zbl = {54.0514.02},
     url = {http://geodesic.mathdoc.fr/item/MAN_1928__99_159277/}
}