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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 7 (3, 4, 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 5); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 3); 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 1(1-2), 2007: 2(1-6), 2008: 3(1-6), 2009: 4(1-6), 2010: 5(1-6), 2011: 6(1-6), 2012: 7(1, S1, 2, S2, 3, S3, 4-6), 2013: 8(1-6), 2014: 9(1-6), 2015: 10(1-6), 2016: 11(1-6), 2017: 12(1-6), 2018: 13(1-6), 2019: 14(1-6), 2020: 15(1, S1, 2-6), 2021: 16(1-6), 2022: 17(1-6), 2023: 18(1-6), 2024: 19(1-6), 2025: 20(1-6)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 20
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.10:1-6;vol.11:1-6;vol.12:1-6;vol.13:1-6;vol.14:1-6;vol.15:1-6,sup.S1;vol.1:1-2;vol.2:1-6;vol.3:1-6;vol.4:1-6;vol.5:1-6;vol.6:1-6;vol.7:1-6,sup.S1,sup.S2,sup.S3;vol.8:1-6;vol.9:1-6
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Library of Congress
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Preserved
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2025-04-07
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11 (1 to 6); 12 (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 : 1 (1?2, 2 to 4 to 6); 2 (1 to 6); 3 (1 to 6); 4 (1 to 6); 5 (1?2, 2 to 4 to 6); 6 (1?2, 2 to 4 to 6); 7 (, 1?2, 2 to 4 to 6); 8 (1?2, 2 to 4 to 6); 9 (1?2, 2 to 4 to 6); 11 (1?2, 2 to 4 to 6); 12 (1?2, 2 to 4 to 6); 13 (1?2, 2 to 4 to 6); 14 (1?2, 2 to 4 to 6); 15 (S1, 1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1, 3 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 : 1 (1?2, 2 to 4 to 6); 2 (1 to 6); 3 (1 to 6); 4 (1 to 6); 5 (1?2, 2 to 4 to 6); 6 (1?2, 2 to 4 to 6); 7 (, 1?2, 2 to 4 to 6); 8 (1?2, 2 to 4 to 6); 9 (1?2, 2 to 4 to 6); 11 (1?2, 2 to 4 to 6); 12 (1?2, 2 to 4 to 6); 13 (1?2, 2 to 4 to 6); 14 (1?2, 2 to 4 to 6); 15 (S1, 1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1, 3 to 6)
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