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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 6); 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); 10 (, 1 to 12); 11 (, 1 to 12); 12 (, 1 to 12); 13 (, 1 to 12); 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 to 12); 25 (, 1 to 11); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 12); 30 (, 1 to 6, 9 to 12); 31 (, 1, 2, 12); 32 (, 1 to 4); 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019
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Portico
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Preserved
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2026-02-12
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Preserved : 1989: 1(1)
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Portico
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Preserved
|
2026-02-12
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Preserved : 1998: 10(2, 12), 1999: 11(9)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2000: 12(9), 2001: 13(9)
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2002: 14(10)
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LOCKSS Archive
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Preserved
|
2026-02-09
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18, 19, 22 to 36
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2007: 19(1-12), 2008: 20(1-12), 2009: 21(1-12), 2010: 22(1-12), 2010/2011: 23(1-12), 2012: 24(1-12), 2012/2013: 25(1-12), 2013/2014: 26(1-12), 2015: 27(1-12), 2016: 28(1-12), 2017: 29(1-12), 2018: 30(1-12), 2019: 31(1-12), 2020: 32(1-12), 2021: 33(1-12), 2020/2022: 34(1-12), 2023: 35(1-12), 2024: 36(1-12), 2025: 37(1-12), 2026: 38(1-2)
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CLOCKSS Archive
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Preserved
|
2026-02-09
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20 to 27
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CLOCKSS Archive
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In Progress
|
2026-02-09
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|
28 to 37
|
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LOCKSS Archive
|
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In Progress
|
2026-02-09
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37
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|
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Scholars Portal
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Preserved
|
2025-09-02
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Preserved : 31 (2 to 4, 6, 10 to 12); 32 (, 1 to 12); 33 (, 1 to 12); 34 (, 1 to 12); 35 (, 1 to 7, 9, 10); 37 (, 1 to 3); 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : ; 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (Suppl_1_Pt_1, 1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 5, 7 to 9, 11, 12); 36 (1 to 7, 11, 12); 37 (1 to 9)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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|
Preserved : ; 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (Suppl_1_Pt_5, 1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 5, 7 to 9, 11, 12); 36 (1 to 7, 11, 12); 37 (1 to 9)
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Library of Congress
|
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Preserved
|
2025-04-07
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|
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29 (1 to 12); 30 (1 to 7, 9 to 12); 31 (1 to 4, 6, 7, 10 to 12); 32 (1 to 4, 6, 7); 33 (1 to 4, 6 to 12); 34 (1 to 3)
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National Library of the Netherlands
|
|
Preserved
|
2024-12-15
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|
|
Preserved : 1 (1-6); 2 (1-12); 3 (4-12); 4 (2-12); 5 (3-12); 6 (2-12); 7 (1-12)
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British Library
|
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Preserved
|
2019-09-18
|
|
|
Preserved : 26 (1 to 9; 11 to 12), 27 (1 to 12), 28 (1 to 12), 29 (1 to 3; 6 to 7; 9 to 12), 30 (2 to 3; 7; 9 to 11), 31 (1 to 2; 4; 6)
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