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CLOCKSS Archive
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Preserved
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2026-02-09
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25 to 27
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 25(1-6), 2007: 26(1-6), 2008: 27(1-6)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 25 (1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 12); 35 (, 1 to 12); 36 (, 1 to 12); 37 (, 1 to 12); 38 (, 1 to 12); 39 (, 1 to 12); 40 (, 1 to 12); 41 (, 1 to 12); 42 (, 1 to 12); 43 (, 1 to 3, 5 to 12); 44 (, 1 to 8); 2006; 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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28 to 44
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Portico
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Preserved
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2026-02-12
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Preserved : 2025: 44(10), 2026: 45(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 28(1-6), 2010: 29(1-6), 2011: 30(1-6), 2012: 31(1-4, 6), 2013: 32(1-6), 2014: 33(1-4, 6), 2015: 34(3-12), 2016: 35(1-12), 2017: 36(1-12), 2017/2018: 37(1-12), 2018/2019: 38(1-12), 2014/2018/2019/2020: 39(1-12), 2021: 40(1-12), 2022: 41(1-12), 2023: 42(1-12), 2024: 43(1-12), 2025: 44(1, 3-12)
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CLOCKSS Archive
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Preserved
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2026-02-09
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28 to 44
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LOCKSS Archive
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In Progress
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2026-02-09
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31, 38
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LOCKSS Archive
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Preserved
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2026-02-09
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32 to 37
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Library of Congress
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Preserved
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2025-04-07
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36 (1); 37 (3 to 12); 38 (1 to 12); 39 (1 to 12); 40 (1 to 12); 41 (1 to 12); 42 (1 to 12); 43 (1 to 11)
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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 : 3 (Suppl 1, 1 to 6); 4 (1 to 9, 11, 12); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 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 (Suppl 1, 1 to 6); 4 (1 to 9, 11, 12); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 12)
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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 : 20 (6); 25 (1-6); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (supplement-1, 1-6); 31 (1-6); 32 (1-6); 33 (1-6); 34 (1-12); 35 (1-12); 36 (1-12); 37 (1-12); 38 (1-11)
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