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Supported in part by the Latin American Multinational Program in Mathematics of the Organization of American States
Supported in part by the NSF and the Alexander von Humboldt Foundation
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Gentile, E.R., Shapiro, D.B. Conservative quadratic forms. Math Z 163, 15–23 (1978). https://doi.org/10.1007/BF01214441
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DOI: https://doi.org/10.1007/BF01214441