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@article{MAN_1923__88_158985, author = {C.L. Siegel}, title = {Additive {Theorie} der {Zahlk\"orper.} {II.}}, journal = {Mathematische Annalen}, pages = {184--210}, publisher = {mathdoc}, volume = {88}, year = {1923}, zbl = {49.0128.01}, url = {http://geodesic.mathdoc.fr/item/MAN_1923__88_158985/} }
C.L. Siegel. Additive Theorie der Zahlkörper. II.. Mathematische Annalen, Tome 88 (1923), pp. 184-210. http://geodesic.mathdoc.fr/item/MAN_1923__88_158985/