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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 to 4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 10 (1 to 8); 11 (1 to 8); 12 (1 to 10); 13 (1 to 10); 14 (1 to 12); 15 (1 to 12); 16 (1 to 12); 17 (1 to 12); 18 (1 to 12); 19 (1 to 12); 20 (1 to 12); 21 (1 to 12); 22 (1 to 12); 23 (1 to 12); 24 (1, 2, 4 to 12); 25 (1 to 12); 26 (1 to 4)
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LOCKSS Archive
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Preserved
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2026-04-06
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1 to 18
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 26
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Portico
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Preserved
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2026-04-09
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Preserved : 2001: 1(1-4), 2002: 2(1-4), 2003: 3(1-4), 2004: 4(1-4), 2005: 5(1-4), 2006: 6(1-4), 2007: 7(1-6), 2008: 8(1-6), 2009: 9(1-6), 2010: 10(1-8), 2011: 11(1-8), 2012: 12(1-8, 10), 2013: 13(1-10), 2014: 14(1-10, 12), 2015: 15(3-12), 2016: 16(1-12), 2017: 17(1-12), 2018: 18(1-12), 2018/2019: 19(1-12), 2019/2020: 20(1-12), 2021: 21(1-12), 2022: 22(1-12), 2023: 23(2-12), 2024: 24(1-10, 12), 2025: 25(2, 4-12), 2026: 26(1-4)
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LOCKSS Archive
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In Progress
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2026-04-06
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|
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19
|
|
|
Library of Congress
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Preserved
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2025-04-07
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18 (1 to 12); 19 (1 to 12); 20 (1 to 12); 21 (1 to 12); 22 (1 to 12); 23 (1 to 12); 24 (1 to 10)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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Preserved : 1 (1 to 8); 2 (1 to 9, 11, 12); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 8); 12 (1 to 9); 13 (1 to 9); 14 (1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12)
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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 8); 2 (1 to 9, 11, 12); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 8); 12 (1 to 9); 13 (1 to 9); 14 (1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12)
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National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
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|
|
Preserved : 14 (6)
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|
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National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 14 (6)
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