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Internet Archive
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Preserved
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2025-08-08
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1 to 13
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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 12); 2 (, 1 to 12); 3 (, 1 to 12); 4 (, 1 to 12); 5 (, 1 to 12); 6 (, 1 to 12); 7 (, 1 to 12); 8 (, 1 to 12); 9 (, 1 to 15); 10 (, 1 to 15); 11 (, 13); 15 (, 1 to 15); 16 (, 15); 17 (, 1 to 18); 18 (, 1 to 18); 19 (, 1 to 18); 20 (, 1 to 18); 21 (, 1 to 18); 22 (, 1 to 15, 18); 23 (, 1 to 7, 10 to 18); 24 (, 1 to 21); 25 (, 1, 2, 7 to 21); 26 (, 1 to 21); 27 (, 1 to 21); 28 (, 1 to 21); 29 (, 1 to 21); 30 (, 1 to 21); 31 (, 1 to 3, 5 to 21); 32 (, 1 to 14); 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 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 31
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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 32
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LOCKSS Archive
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In Progress
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2026-02-09
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32
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Portico
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Preserved
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2026-02-12
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Preserved : 1995: 2(1-12), 1996: 3(1-12), 1997: 4(1-12), 1998: 5(1-12), 1999: 6(1-12), 2000: 7(1-12), 2001: 8(1-12), 2002: 9(1-15), 2003: 10(1-15), 2004: 11(1-15), 2005: 12(1-15), 2006: 13(1-15), 2007: 14(1-6, 5-15), 2007/2008: 15(1-15), 2009: 16(1-18), 2010: 17(1-18), 2011: 18(1-18), 2012: 19(1-18), 2013: 20(1-18), 2014: 21(1-18), 2015: 22(1-18), 2016: 23(1-18), 2017: 24(1-21), 2018: 25(1-21), 2019: 26(1-21), 2020: 27(1-21), 2021: 28(1-21), 2022: 29(1-21), 2023: 30(1-21), 2024: 31(1-21), 2025: 32(1-21), 2026: 33(1-3)
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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 (1 to 9, 11 to 15); 2 (1 to 9, 11 to 18); 3 (1 to 9, 11 to 19); 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1 to 9, 11, 12); 7 (1 to 9, 11, 12); 8 (1 to 9, 11, 12); 9 (1 to 9, 11 to 15); 11 (1 to 9, 11 to 15); 12 (1 to 9, 11 to 15); 13 (1 to 9, 11 to 15); 14 (1 to 9, 11 to 15); 15 (1 to 9, 11 to 15); 16 (1 to 9, 11 to 18); 17 (1 to 9, 11 to 18); 18 (1 to 9, 11 to 18); 19 (1 to 9, 11 to 18); 21 (1 to 9, 11 to 18); 22 (1 to 9, 11 to 18); 23 (1 to 9, 11 to 18); 24 (1 to 9, 11 to 19, 21); 25 (1 to 9, 11 to 19, 21); 26 (1 to 9, 11 to 19, 21); 27 (1 to 9, 11 to 19, 21); 28 (1 to 9, 11 to 19, 21); 29 (1 to 9, 11 to 19, 21); 31 (1 to 9, 11 to 19, 21); 32 (1 to 4, 7)
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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 (1-12); 2 (1-12); 3 (1-12); 4 (1-12); 5 (1-12); 6 (1-12); 7 (1-12); 8 (1-12); 9 (1-15); 10 (1-15); 11 (1-15); 12 (1-15); 13 (1-15); 14 (1-3, 4-6, 5-6, 6-15); 15 (1-15)
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Library of Congress
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Preserved
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2025-04-07
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17 (1 to 18); 18 (1 to 18); 19 (1 to 18); 20 (1 to 18); 21 (1 to 18); 22 (1 to 18); 23 (1 to 18); 24 (1 to 21); 25 (1 to 21); 26 (1, 2, 4 to 21); 27 (1 to 21); 28 (1 to 21); 29 (1 to 21); 30 (1 to 21); 31 (1 to 21)
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