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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 12
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Portico
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Preserved
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2026-02-12
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Preserved : 2015: 1, 2016: 2, 2017: 3, 2018: 4, 2019: 5, 2020: 6, 2021: 7, 2022: 8, 2023: 9, 2024: 10, 2025: 11, 2026: 12
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Library of Congress
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Preserved
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2025-04-07
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1 (November 2015); 2 (2016); 3 (2017); 4 (2018); 5 (2019); 6 (2020); 7 (2021); 8 (2022); 9 ( ( 2023), (2023)); 10 (2024)
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