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@article{MAN_1886__27_157222, author = {Morera}, title = {Ueber die {Integration} der vollst\"andigen {Differentiale}}, journal = {Mathematische Annalen}, pages = {403--411}, publisher = {mathdoc}, volume = {27}, year = {1886}, zbl = {18.0304.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1886__27_157222/} }
Morera. Ueber die Integration der vollständigen Differentiale. Mathematische Annalen, Tome 27 (1886), pp. 403-411. http://geodesic.mathdoc.fr/item/MAN_1886__27_157222/