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@article{MAN_1893__41_157610, author = {L. Pochhammer}, title = {Bemerkungen \"uber das {Integral} r(a)}, journal = {Mathematische Annalen}, pages = {157--166}, publisher = {mathdoc}, volume = {41}, year = {1893}, zbl = {24.0406.02}, url = {http://geodesic.mathdoc.fr/item/MAN_1893__41_157610/} }
L. Pochhammer. Bemerkungen über das Integral r(a). Mathematische Annalen, Tome 41 (1893), pp. 157-166. http://geodesic.mathdoc.fr/item/MAN_1893__41_157610/