author: Antonio J Monforte  Antonio Granell  Maria J. Asins  Giovanni Giuliano 

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copyrighted in countries with longer than 60 years pma.

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

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copyrighted in countries with 60 years pma or shorter.

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copyrighted in countries with 25 years pma or shorter.

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copyrighted in countries where faithful reproduction of a 2D work of art do not have additional copyrights.

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copyrighted in Mauritania.

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