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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 7 (1, 2); 8 (1, 2); 9 (1 to 3); 10 (1 to 3); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (1 to 5); 25 (1 to 5); 26 (1 to 5); 27 (2 to 5); 28 (1 to 5); 29 (1)
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Internet Archive
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Preserved
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2025-08-08
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9 to
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CLOCKSS Archive
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Preserved
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2026-04-06
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7 to 28
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Portico
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Preserved
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2026-04-09
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Preserved : 2015: 18(1-4), 2016: 19(1-4), 2017: 20(1-4), 2018: 21(1-5), 2019: 22(1-5), 2020: 23(1-5), 2021: 24(1-5), 2022: 25(1-5), 2023: 26(1-5), 2024: 27(1-5), 2025: 28(1-5), 2026: 29(1-2)
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LOCKSS Archive
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Preserved
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2026-04-06
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7 to 17
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LOCKSS Archive
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Preserved
|
2026-04-06
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|
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7 to 27
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CLOCKSS Archive
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Preserved
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2026-04-06
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11 to 20
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|
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LOCKSS Archive
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In Progress
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2026-04-06
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28, 29
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National Digital Preservation Program, China
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|
Preserved
|
2025-12-04
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Preserved : 1 (1 to 3); 2 (1 to 4); 7 (1, 2); 8 (1, 2); 9 (1 to 3); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 21 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (1 to 5); 25 (1 to 5); 26 (1 to 5); 27 (1 to 5); 28 (1, 2)
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Library of Congress
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Preserved
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2025-04-07
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|
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13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (1 to 5); 25 (1 to 5); 26 (1 to 5); 27 (1 to 4)
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British Library
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Preserved
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2019-09-18
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|
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Preserved : 7 (1 to 2), 8 (1 to 2), 9 (1 to 3), 10 (1 to 3), 11 (1 to 4), 12 (1 to 4), 13 (1 to 4), 14 (1 to 4), 15 (1 to 4), 16 (1 to 4), 17 (1 to 4), 18 (1 to 2)
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