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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1-2, 3-4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 3); 5 (1, 3, 4); 6 (2 to 4); 7 (1 to 4)
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LOCKSS Archive
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Preserved
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2026-06-15
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1
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CLOCKSS Archive
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Preserved
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2026-06-15
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3 to 8
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Portico
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Preserved
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2026-06-18
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Preserved : 2021: 3(2, 4), 2022: 4(1-3), 2023: 5(1-4), 2024: 6(1-3), 2025: 7(1-4), 2026: 8(1-2)
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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 : 2 (1 to 4); 4 (1, 2, 3-4); 6 (1 to 4)
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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 : 2 (1 to 4); 4 (1, 2, 3-4); 6 (1 to 4)
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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 (1-2, 3-4)
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