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