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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 2 (1 to 8); 3 (, 1 to 8); 4 (, 1 to 8); 5 (, 1 to 8); 6 (, 1 to 8); 7 (, 1 to 10); 8 (, 1 to 10); 9 (, 1 to 5, 7 to 12); 10 (, 1 to 12); 11 (, 1 to 12); 12 (, 1, 2, 8 to 18); 13 (, 1 to 18); 14 (, 1 to 18); 15 (, 1 to 18); 16 (, 1 to 18); 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016
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CLOCKSS Archive
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In Progress
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2026-02-09
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2017 to 2019, 2021 to 2023
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LOCKSS Archive
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Preserved
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2026-02-09
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2017 to 2023
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Portico
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Preserved
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2026-02-12
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Preserved : 2017: 2017, 2018: 2018, 2019: 2019, 2020: 2020, 2021: 2021, 2022: 2022, 2023: 2023, 2024: 2024, 2025: 2025
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CLOCKSS Archive
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Preserved
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2026-02-09
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2020
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 16
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Portico
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Preserved
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2026-02-12
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Preserved : 2001: 1(1-4), 2002: 2(1-8), 2003: 3(1-8), 2004: 4(1-8), 2005: 5(1-8), 2006: 6(1-8), 2007: 7(1-10), 2008: 8(1-10), 2009: 9(1-12), 2010: 10(1-12), 2011: 11(1-12), 2012: 12(1-18), 2013: 13(1-18), 2014: 14(1-18), 2015: 15(1-18), 2016: 16(1-18), 2019: 2019(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2025: 2025(1), 2026: 2026(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 (2 to 9, 11, 12); 2 (1 to 8); 3 (1 to 8); 4 (1 to 8); 5 (1 to 8); 6 (1 to 8); 7 (1 to 9); 8 (1 to 9); 9 (1 to 9, 11, 12); 11 (1 to 9, 11, 12); 12 (1 to 9, 11 to 18); 13 (1 to 9, 11 to 18); 14 (1 to 9, 11 to 18); 15 (1 to 9, 11 to 18); 16 (1 to 9, 11 to 18)
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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 9, 11, 12); 2 (1 to 8); 3 (1 to 8); 4 (1 to 8); 5 (1 to 8); 6 (1 to 8); 7 (1 to 9); 8 (1 to 9); 9 (1 to 9, 11, 12); 11 (1 to 9, 11, 12); 12 (1 to 9, 11 to 18); 13 (1 to 9, 11 to 18); 14 (1 to 9, 11 to 18); 15 (1 to 9, 11 to 18); 16 (1 to 9, 11 to 18)
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Library of Congress
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Preserved
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2025-04-07
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10 (11); 11 (1 to 12); 12 (1 to 18); 13 (1 to 18); 14 (1 to 18); 15 (1 to 18); 16 (1 to 15, 17, 18); 2023; 2024
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