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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 to 3); 2 (, 1 to 3); 3 (, 1 to 3); 4 (, 1 to 3); 5 (, 1 to 3); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 4); 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, 2); 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 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 to 4
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Portico
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Preserved
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2026-02-12
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Preserved : 2007/2008: 1(1-3), 2009: 2(1-3), 2010/2011: 3(1-3), 2011: 4(1-3), 2012: 5(1-3), 2013: 6(1-4), 2014: 7(1-4), 2015: 8(1-3)
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 17
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 18
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LOCKSS Archive
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In Progress
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2026-02-09
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18
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Portico
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Preserved
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2026-02-12
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Preserved : 2015: 8(1-4), 2016: 9(1-4), 2017: 10(1-4), 2018: 11(1-4), 2019: 12(1-4), 2020: 13(1-4), 2021: 14(1-4), 2022: 15(1-4), 2023: 16(1-4), 2024: 17(1-4), 2025: 18(1-4), 2026: 19(1)
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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 (2 to 4); 11 (1 to 3)
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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 (2 to 4); 11 (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 to 4); 2 (1 to 3); 3 (1 to 3); 4 (1 to 3); 5 (1 to 3); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 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, 2)
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Library of Congress
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Preserved
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2025-04-07
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5 (1, 3); 10 (2 to 4); 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)
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