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Ungraded in Sherpa, Info from Journal Open Access policy: Le Matematiche provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge.

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This license allows anyone to download, reuse, re-print, modify, distribute and/or copy the final version of the papers. The works must be properly attributed to its author(s). It is not necessary to ask further permissions both to author(s) or journal board, although you are kindly requested to inform the Journal Board for every reuse of the papers.

Authors who publish on this journal maintain the copyrights (https://www.dmi.unict.it/ojs/index.php/lematematiche/about/editorialPolicies#openAccessPolicy).
. -- Full-text added, 11.5.17-MMM