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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 1(1-6), 1998: 2(1-6), 1999: 3(1-6), 2000: 4(1-6), 2001: 5(1-6), 2002: 6(1-6), 2003: 7(1-8), 2004: 8(1-8), 2005: 9(1-9), 2006: 10(1-10)
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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 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 8); 8 (, 1 to 8); 9 (, 1 to 9); 10 (, 1 to 10); 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 12); 26 (, 1 to 12); 27 (, 1 to 12); 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 10, 28 to 30
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Portico
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Preserved
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2026-02-12
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Preserved : 2024: 28(1-12), 2025: 29(1-12), 2026: 30(1-2)
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 22
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 27
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 1(1-6), 1998: 2(1-6), 1999: 3(1-6), 2000: 4(1-6), 2001: 5(1-6), 2002: 6(1-6), 2003: 7(1-8), 2004: 8(1-2, S 2, 3-8), 2005: 9(1-9), 2006: 10(1-10), 2007: 11(1-12), 2008: 12(1-12), 2009: 13(1-12), 2010: 14(1-12), 2011: 15(1-12), 2012: 16(1-9, 11-12), 2012/2013: 17(1-12), 2014: 18(1-12), 2015: 19(3-12), 2016: 20(1-12), 2017: 21(1-12), 2018: 22(1-12), 2019: 23(1-12), 2019/2020: 24(1-12), 2021: 25(1-12), 2022: 26(1-12), 2023: 27(1-12)
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LOCKSS Archive
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In Progress
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2026-02-09
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23
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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 (1 to 9); 2 (1 to 9, 11, 12); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 8); 8 (Suppl 2, 1 to 8); 9 (1 to 9); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (Suppl 1, 1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (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)
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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); 2 (1 to 9, 11, 12); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 8); 8 (Suppl 2, 1 to 8); 9 (1 to 9); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (Suppl 1, 1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (1 to 9, 11, 12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (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)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
|
|
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Preserved : 18 (11)
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National Digital Preservation Program, China
|
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Preserved
|
2025-12-04
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|
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Preserved : 18 (11)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 1 (1-6); 2 (1-6); 3 (1-6); 4 (1-6); 5 (1-6); 6 (1-6); 7 (1-8); 8 (1-8); 9 (1-9); 10 (1-10); 11 (1, 6-12); 12 (1-12); 13 (1-12); 14 (supplement-1, 1-12); 15 (1-12); 16 (1-12); 17 (1, 3-12); 18 (1-4, 6-12); 19 (1-5, 7-12); 20 (1-7, 9-12); 21 (1-8, 10-12); 22 (1-12); 23 (1-11)
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