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@article{MZM_1975_18_5_a7, author = {G. T. Konovalov}, title = {Triviality of universal norms on formal groups over a~local field}, journal = {Matemati\v{c}eskie zametki}, pages = {711--717}, publisher = {mathdoc}, volume = {18}, number = {5}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1975_18_5_a7/} }
G. T. Konovalov. Triviality of universal norms on formal groups over a~local field. Matematičeskie zametki, Tome 18 (1975) no. 5, pp. 711-717. http://geodesic.mathdoc.fr/item/MZM_1975_18_5_a7/