https://www.ctan.org/ctan-ann/id/mailman.809.1289520679.2307.ctan-ann@dante.de
CTAN: CTAN-ann - CTAN update: curve2e
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https://ctan.org/tex-archive/macros/latex/contrib/curve2e?lang=de
CTAN: /tex-archive/macros/latex/contrib/curve2e
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