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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.10:1-7;vol.11:1-7;vol.12:1-7;vol.13:1-7;vol.14:1-7;vol.15:1-7;vol.16:1-7;vol.17:1-7;vol.18:1-7;vol.19:1-7;vol.20:1-7;vol.21:1-7;vol.22:1-2,5-6,3-4;vol.23:1-6;vol.24:1-6;vol.25:1-6;vol.26:1-6;vol.27:1-6;vol.28:1-6;vol.29:1-4,5-6;vol.8:1-6;vol.9:1-7
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (4); 10 (, 1 to 7); 11 (, 1 to 7); 12 (, 1 to 7); 13 (, 1 to 7); 14 (, 1 to 7); 15 (, 1 to 7); 16 (, 1 to 7); 17 (, 1 to 7); 18 (, 1 to 7); 19 (, 1 to 7); 20 (, 1 to 7); 21 (, 1 to 7); 22 (, 1, 2, 3‐4, 5, 6); 23 (, 1, 3 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 4, 5-6); 1990; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018
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Portico
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Preserved
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2026-02-12
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Preserved : 2019: 2019, 2020: 2020, 2021: 2021, 2022: 2022, 2023: 2023, 2025: 2025, 2026: 2026
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 29
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Portico
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Preserved
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2026-02-12
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Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-6), 1993: 4(1-6), 1994: 5(1-6), 1995: 6(1-6), 1996: 7(1-6), 1997: 8(1-6), 1998: 9(1-7), 1999: 10(1-7), 2000: 11(1-7), 2001: 12(1-7), 2002: 13(1-7), 2003: 14(1-7), 2004: 15(1-7), 2005: 16(1-7), 2006: 17(1-7), 2007: 18(1-7), 2008: 19(1-7), 2009: 20(1-7), 2010: 21(1-6), 2011: 22(1-6), 2012: 23(1-6), 2013: 24(1-6), 2014: 25(1-6), 2015: 26(1-6), 2016: 27(1-6), 2017: 28(1-6), 2018: 29(1-6), 2019: 2019(1), 2020: 2020(1), 2021: 2021(1), 2022: 2022(1), 2023: 2023(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2025: 2025(1), 2026: 2026(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 7); 2 (1 to 7); 7 (1 to 6); 8 (1 to 6); 9 (1 to 7); 11 (1 to 7); 12 (1 to 7); 13 (1 to 7); 14 (1 to 7); 15 (1 to 7); 16 (1 to 7); 17 (1 to 7); 18 (1 to 7); 19 (1 to 7); 21 (1 to 7); 22 (1, 2, 3?4, 5, 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 4, 5-6)
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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 7); 2 (1 to 7); 7 (1 to 6); 8 (1 to 6); 9 (1 to 7); 11 (1 to 7); 12 (1 to 7); 13 (1 to 7); 14 (1 to 7); 15 (1 to 7); 16 (1 to 7); 17 (1 to 7); 18 (1 to 7); 19 (1 to 7); 21 (1 to 7); 22 (1, 2, 3?4, 5, 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 4, 5-6)
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Library of Congress
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Preserved
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2025-04-07
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1 (4); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (4, 6); 29 (1, 4)
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