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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 6); 2 (1 to 9); 3 (1 to 5); 4 (1 to 3); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 14 (sup1, 1 to 8); 15 (1 to 8); 16 (1 to 8); 17 (1 to 9); 18 (1 to 9); 19 (1 to 9); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11)
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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 (1-5); 2 (1-6); 3 (1-5); 4 (2, 3); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-6)
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Library of Congress
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Preserved
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2025-04-07
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10 (1 to 6); 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 14 (sup1, 1 to 8); 15 (1 to 8); 16 (1 to 8); 17 (1 to 10); 18 (1 to 10); 19 (1 to 10); 20 (1 to 10); 21 (1 to 12); 22 (1 to 12); 23 (1 to 12)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 26
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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 5); 2 (, 1 to 6); 3 (, 1 to 5); 4 (, 1 to 3); 8 (, 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 3, 6); 13 (, 1 to 6); 14 (, 1 to 8); 15 (, 1 to 8); 16 (, 1, 5 to 8); 17 (, 1 to 10); 18 (, 1 to 6, 8 to 10); 19 (, 1 to 10); 20 (, 1 to 10); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1 to 12); 2001; 2002; 2003; 2004; 2008; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023
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Portico
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Preserved
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2026-02-12
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Preserved : 2001: 1(1-5), 2002: 2(1-6), 2003: 3(1-5), 2004: 4(1-3), 2005: 5(1-4), 2006: 6(1-4), 2007: 7(1-4), 2008: 8(1-6), 2009: 9(1-6), 2010: 10(1-6), 2011: 11(1-6), 2012: 12(1-6), 2013: 13(1-6), 2014: 14(1, S1, 2-8), 2015: 15(1-8), 2016: 16(1-8), 2017: 17(1-10), 2018: 18(1-10), 2019: 19(1-10), 2020: 20(1-10), 2021: 21(1-12), 2022: 22(1-12), 2023: 23(1-12), 2024: 24(1-12), 2025: 25(1-12), 2026: 26(1-3)
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CLOCKSS Archive
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Preserved
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2026-02-09
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ahead-of-print to 23
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 23
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Portico
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Preserved
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2026-02-12
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Preserved : 2001: 1(1-5), 2002: 2(1-6), 2003: 3(1-5), 2004: 4(1-3), 2005: 5(1-4), 2006: 6(1-4), 2007: 7(1-4), 2008: 8(1-6), 2009: 9(1-6), 2010: 10(1-6), 2011: 11(1-6), 2012: 12(1-6), 2013: 13(1-6), 2014: 14(1-8), 2015: 15(1-8), 2016: 16(1-8), 2017: 17(1-10), 2018: 18(1-10), 2019: 19(1-10), 2020: 20(1-10), 2021: 21(1-12), 2022: 22(1-12), 2023: 23(1-12)
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