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@article{MAN_1875__8_156670, author = {Weber}, title = {Notiz \"uber die {Fl\"achen} constanten {Potentiales}}, journal = {Mathematische Annalen}, pages = {45--48}, publisher = {mathdoc}, volume = {8}, year = {1875}, zbl = {06.0632.02}, url = {http://geodesic.mathdoc.fr/item/MAN_1875__8_156670/} }
Weber. Notiz über die Flächen constanten Potentiales. Mathematische Annalen, Tome 8 (1875), pp. 45-48. http://geodesic.mathdoc.fr/item/MAN_1875__8_156670/