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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.26:1-2,5-12,3-4;vol.27:1-12;vol.28:1-5,8-12,6-7;vol.29:1-12;vol.30:1-12;vol.31:1-12;vol.32:1-12;vol.33:1-12;vol.34:1-12;vol.35:1-12;vol.36:1-12
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 26 (1, 2, 3-4, 5 to 11); 27 (, 1 to 12); 28 (, 1 to 5, 6-7, 8 to 12); 29 (, 1 to 9); 30 (, 2 to 12); 31 (, 1 to 12); 32 (, 1 to 12); 33 (, 1 to 12); 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 6); 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 8
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CLOCKSS Archive
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Preserved
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2026-02-09
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26 to 42
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Portico
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Preserved
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2026-02-12
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Preserved : 2010: 26(1-12), 2011: 27(1-12), 2012: 28(1-12), 2013: 29(1-12), 2014: 30(1-12), 2015: 31(1-12), 2016: 32(1-12), 2017: 33(1-12), 2018: 34(1-12), 2019: 35(1-12), 2020: 36(1-12), 2021: 37(1-12), 2022: 38(1-12), 2023: 39(1-12), 2024: 40(1-12), 2025: 41(1-12), 2026: 42(1-2)
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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 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 26 (1, 2, 3?4, 5 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 5, 6-7, 8, 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 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)
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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 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 26 (1, 2, 3?4, 5 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 5, 6-7, 8, 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 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)
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Library of Congress
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Preserved
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2025-04-07
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31 (1 to 12); 32 (1 to 10, 12); 33 (1 to 6, 8 to 12); 34 (1 to 6, 8, 9, 11, 12); 35 (1, 2, 4 to 12); 36 (2 to 12); 37 (1, 3 to 12); 38 (1 to 12); 39 (8 to 10); 40 (2, 4)
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