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Supported in part by NSF Grant GP-37508X.
Supported in part by NSF Grant GP-20532 and the Alfred P. Sloan Foundation.
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Elman, R., Lam, T.Y. Classification theorems for quadratic forms over fields. Commentarii Mathematici Helvetici 49, 373–381 (1974). https://doi.org/10.1007/BF02566738
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DOI: https://doi.org/10.1007/BF02566738