author: Ellen Heitzer  Nolwen Guigal-Stephan  Charlotte Proudhon  Michael R. Speicher 

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copyrighted in countries with longer than 60 years pma.

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copyrighted in countries with 71.5 years copyright term after publication.

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copyrighted in Chinland.

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copyrighted in countries which use the rule of the shorter term.

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copyrighted in Mauritania.

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