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@article{IM_1987__87_143437, author = {P. Schneider}, title = {Arithmetic of formal groups and applications {I:} {Universal} norm subgroups.}, journal = {Inventiones mathematicae}, pages = {587--602}, publisher = {mathdoc}, volume = {87}, year = {1987}, zbl = {0608.14034}, url = {http://geodesic.mathdoc.fr/item/IM_1987__87_143437/} }
P. Schneider. Arithmetic of formal groups and applications I: Universal norm subgroups.. Inventiones mathematicae, Tome 87 (1987), pp. 587-602. http://geodesic.mathdoc.fr/item/IM_1987__87_143437/