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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 16 (1 to 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 4); 32 (, 1 to 3); 33 (, 2 to 4); 34 (, 1, 2); 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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CLOCKSS Archive
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Preserved
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2026-02-09
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16 to 34
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Portico
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Preserved
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2026-02-12
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Preserved : 2007: 16(1-4), 2008: 17(1-4), 2009: 18(1-4), 2010: 19(1-4), 2011: 20(1-4), 2012: 21(1-4), 2013: 22(1-2, 4), 2014: 23(1-3), 2015: 24(1-4), 2016: 25(1-4), 2017: 26(1-4), 2018: 27(1-4), 2019/2020: 28(1-4), 2020: 29(1-4), 2021: 30(1-4), 2022: 31(1-3), 2023: 32(1-4), 2024: 33(1-4), 2025: 34(1-4)
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LOCKSS Archive
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In Progress
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2026-02-09
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21, 28
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LOCKSS Archive
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Preserved
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2026-02-09
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22 to 27
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Library of Congress
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Preserved
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2025-04-07
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27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 3)
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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 : 2 (1 to 4); 3 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1, 3, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1 to 4); 32 (1 to 3); 33 (1 to 4)
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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 : 2 (1 to 4); 3 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1, 3, 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1 to 4); 32 (1 to 3); 33 (1 to 4)
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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 : 2 (1, 2); 18 (1); 19 (2 to 4)
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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 : 2 (1, 2); 18 (1); 19 (2 to 4)
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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 : 16 (2-4); 17 (1, 2, 4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-3); 28 (1-3)
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