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@article{MZM_1973_13_2_a16, author = {A. A. Bel'skii}, title = {Integral rings of groups of period two and generalizations of {Witt} rings}, journal = {Matemati\v{c}eskie zametki}, pages = {311--315}, publisher = {mathdoc}, volume = {13}, number = {2}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1973_13_2_a16/} }
A. A. Bel'skii. Integral rings of groups of period two and generalizations of Witt rings. Matematičeskie zametki, Tome 13 (1973) no. 2, pp. 311-315. http://geodesic.mathdoc.fr/item/MZM_1973_13_2_a16/