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