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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1-2, 3-4); 2 (, 1, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1, 2); 7 (, 1, 2); 2019; 2020; 2021; 2022; 2023; 2024; 2025
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LOCKSS Archive
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Preserved
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2026-02-09
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1
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CLOCKSS Archive
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Preserved
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2026-02-09
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3 to 8
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Portico
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Preserved
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2026-02-12
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Preserved : 2022: 4(1-2), 2023: 5(1-2), 2024: 6(1-2), 2025: 7(1-2), 2026: 8(1)
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 1 (1-2, 3-4); 2 (1, 2); 6 (1, 2)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 1 (1-2, 3-4); 2 (1, 2); 6 (1, 2)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 1
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