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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 39 (1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1 to 4); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 6); 53 (, 1 to 6); 54 (, 1 to 6); 55 (, 1 to 4); 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Internet Archive
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Preserved
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2025-08-08
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1 to 7
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CLOCKSS Archive
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Preserved
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2026-02-09
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39 to 56
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 39(1-4), 2010: 40(1-4), 2011: 41(1-4), 2012: 42(1-3), 2013: 43(1-3), 2014: 44(1-4), 2015: 45(2-4), 2016: 46(1-4), 2017: 47(1-4), 2018: 48(1-4), 2019: 49(1-6), 2020: 50(1-6), 2021: 51(1-6), 2022: 52(1-6), 2023: 53(1-6), 2024: 54(1-6), 2025: 55(1-6), 2026: 56(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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42, 49
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LOCKSS Archive
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Preserved
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2026-02-09
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43 to 48
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Library of Congress
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Preserved
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2025-04-07
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47 (3, 4); 48 (1 to 4); 49 (1 to 6); 50 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1)
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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 (3); 4 (1, 2); 28 (4); 29 (1); 31 (2); 32 (1); 33; 34; 35 (2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (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 : 3 (3); 4 (1, 2); 28 (4); 29 (1); 31 (2); 32 (1); 33; 34; 35 (2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (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 : 4 (1 to 4); 5 (1 to 6); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6)
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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 : 4 (1 to 4); 5 (1 to 6); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6)
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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 : 39 (1-4); 40 (1-4); 41 (1-4); 42 (1-4); 43 (1-4); 44 (1-4); 45 (1-4); 46 (1-4); 47 (1-4); 48 (1-4); 49 (1-4)
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