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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, 2); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1, 3 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 12); 14 (, 1 to 12); 15 (, 1 to 12); 16 (, 1 to 12); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 10, 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1 to 12); 24 (, 1 to 12); 25 (, 1 to 12); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 12); 30 (, 1 to 12); 31 (, 1 to 12); 32 (, 1 to 7); 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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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,sup.s1;vol.12:1-6;vol.13:1-12,sup.s1;vol.14:1-12,sup.s1;vol.15:1-12,sup.s1,sup.s2;vol.16:1-12;vol.17:1-12,sup.s1;vol.18:1-12,sup.s1;vol.19:1-12,sup.s1,sup.s2,sup.s3;vol.20:1-12,sup.s1,sup.s2,sup.s3;vol.21:1-12,sup.s1,sup.s2;vol.22:1-12,sup.S2,sup.S3,sup.S4,sup.s1;vol.23:1-12,sup.S1;vol.24:1-12,sup.S1,sup.S2;vol.25:1-12,sup.S1,sup.S2,sup.S3;vol.26:1-12,sup.S1;vol.27:1-12;vol.28:1;vol.4:1-6,sup.s1,sup.s2;vol.5:1-6,sup.s1,sup.s2;vol.6:1-6,sup.s1;vol.7:1-6,sup.s1;vol.8:1-6;vol.9:1-6
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 33
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Portico
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Preserved
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2026-02-12
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Preserved : 1994: 1(1-2), 1995: 2(1-6), 1996: 3(1-6), 1997: 4(1-6), 1998: 5(1-6), 1999: 6(1-6), 2000: 7(1-6), 2001: 8(1-6), 2002: 9(1-6), 2003: 10(1-6), 2004: 11(1-6), 2005: 12(1-6), 2006: 13(1-12), 2007: 14(1-12), 2008: 15(1-12), 2009: 16(1-12), 2010: 17(1-12), 2011: 18(1-12), 2012: 19(1-12), 2013: 20(1-12), 2014: 21(1-12), 2015: 22(1-2, S2, 3, S3, 4, S4, 5-12), 2016: 23(1, S1, 2-12), 2017: 24(1, S1, 2, S2, 3-12), 2018: 25(1, S1, 2, S2, 3, S3, 4-12), 2019: 26(1, S1, 2-12), 2020: 27(1-12), 2021: 28(1-12), 2022: 29(1-12), 2023: 30(1, S1, 2-12), 2024: 31(1, S1, 2, S2, 3-12), 2025: 32(1-12), 2026: 33(1-3)
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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 6); 2 (, 1 to 9, 11, 12); 3 (S1, 1 to 9, 11, 12); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (, 1 to 6); 12 (1 to 6); 13 (, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (, 1 to 9, 11, 12); 18 (, 1 to 9, 11, 12); 19 (, 1 to 9, 11, 12); 21 (, 1 to 9, 11, 12); 22 (, 1 to 9, 11, 12); 23 (, 1 to 9, 11, 12); 24 (, 1 to 9, 11, 12); 25 (, 1 to 9, 11, 12); 26 (S1, 1 to 3, 5 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (S2, 1 to 9, 11, 12); 32 (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 : 1 (1 to 6); 2 (, 1 to 9, 11, 12); 3 (S1, 1 to 9, 11, 12); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (, 1 to 6); 12 (1 to 6); 13 (, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (1 to 9, 11, 12); 17 (, 1 to 9, 11, 12); 18 (, 1 to 9, 11, 12); 19 (, 1 to 9, 11, 12); 21 (, 1 to 9, 11, 12); 22 (, 1 to 9, 11, 12); 23 (, 1 to 9, 11, 12); 24 (, 1 to 9, 11, 12); 25 (, 1 to 9, 11, 12); 26 (S1, 1 to 3, 5 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (S2, 1 to 9, 11, 12); 32 (1 to 9)
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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 : 13 (s1, 1-12); 14 (s1, 1-12)
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