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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); 3 (, 1); 4 (, 1 to 4); 5 (, 1 to 3); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 5); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 7); 14 (, 1 to 8); 15 (, 1 to 8); 16 (, 1 to 8); 17 (, 1 to 8); 18 (, 1 to 8); 19 (, 2 to 8); 20 (, 1 to 8); 21 (, 1 to 8); 22 (, 1 to 7); 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 7); 1996; 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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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 31
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Portico
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Preserved
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2026-02-12
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Preserved : 1996: 1(1-4), 1997: 2(1-4), 1998: 3(1-4), 1999: 4(1, S 1, 2-4), 2000: 5(1, S 1, 2, S 2, 3-4), 2001: 6(1-4), 2002: 7(1-4), 2003: 8(1-4), 2004: 9(1-4), 2005: 10(1-4), 2006: 11(1-4), 2007: 12(1-4), 2008: 13(1-4), 2009: 14(1-4), 2010: 15(1-4), 2011: 16(1-8), 2012: 17(1-2, S2, 3-8), 2013: 18(1, S1, 2, S2, 3, S3, 4, S4, 5-8), 2014: 19(1, S1, 2, S2, 3, S3, 4-8), 2015: 20(1, S1, 2, S2, 3, S3, 4-8), 2016: 21(1, S1, 2, S2, 3, S3, 4-8), 2017: 22(1, S1, 2, S2, 3, S3, 4-8), 2018: 23(1, S1, 2, S2, 3-12), 2019: 24(1, S1, 2, S2, 3-12), 2020: 25(1, S1, 2, S2, 3-12), 2021: 26(1, S1, 2, S2, 3, S3, 4-12), 2022: 27(1, S1, 2-12), 2023: 28(1, S1, 2, S2, 3, S3, 4, S4, 5-12), 2024: 29(1, S1, 2, S2, 3, S3, 4-12), 2025: 30(1, S1, 2-12), 2026: 31(1-2)
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.10:1-5,sup.s1,sup.s2,sup.s3;vol.11:1-6,S3,sup.s1,sup.s2,sup.s4,sup.s5;vol.12:1-6,sup.s1,sup.s2,sup.s3,sup.s4;vol.13:1-7,sup.s1,sup.s2,sup.s3,sup.s4,sup.s5;vol.14:1-8,sup.s1,sup.s2,sup.s3;vol.15:1-8,sup.s1,sup.s2;vol.16:1-8,sup.s1,sup.s2;vol.17:1-8,sup.S2,sup.s1;vol.18:1-8,sup.S1,sup.S2,sup.S3,sup.S4;vol.19:1-8,sup.S1,sup.S2,sup.S3;vol.20:1-8,sup.S1,sup.S2,sup.S3;vol.21:1-8,sup.S1,sup.S2,sup.S3;vol.22:1-8,sup.S1,sup.S2,sup.S3;vol.23:1-12,sup.S1,sup.S2;vol.24:1-12,sup.S1,sup.S2;vol.25:1-12,sup.S1,sup.S2;vol.26:1;vol.2:1-4;vol.3:1-4;vol.4:1-4,S1;vol.5:1-4,S1,S2;vol.6:1-4,sup.s2;vol.7:1-4,sup.s1;vol.8:1-4,sup.s1,sup.s2;vol.9:1-4,sup.s1,sup.s2,sup.s3
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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 : 11 (s1, 1-6); 12 (s1, 1-6)
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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 5); 2 (, 1 to 8); 3 (1 to 9); 4 (1 to 4); 5 (1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 7); 14 (, 1 to 8); 15 (, 1 to 8); 16 (, 1 to 8); 17 (, 1 to 8); 18 (, 1 to 8); 19 (, 1 to 8); 21 (, 1 to 8); 22 (, 1 to 8); 23 (, 1 to 9, 11, 12); 24 (S2, 1 to 9, 11, 12); 25 (S1, 1 to 9, 11, 12); 26 (S1, 1 to 9, 11, 12); 27 (S1, 1 to 9, 11, 12); 28 (S1, 1 to 9, 11, 12); 29 (S1, 1 to 4, 6 to 9, 11, 12)
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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 5); 2 (, 1 to 8); 3 (1 to 9); 4 (1 to 4); 5 (1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 7); 14 (, 1 to 8); 15 (, 1 to 8); 16 (, 1 to 8); 17 (, 1 to 8); 18 (, 1 to 8); 19 (, 1 to 8); 21 (, 1 to 8); 22 (, 1 to 8); 23 (, 1 to 9, 11, 12); 24 (S2, 1 to 9, 11, 12); 25 (S1, 1 to 9, 11, 12); 26 (S1, 1 to 9, 11, 12); 27 (S1, 1 to 9, 11, 12); 28 (S1, 1 to 9, 11, 12); 29 (S1, 1 to 4, 6 to 9, 11, 12)
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