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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 12); 2 (, 1 to 12); 3 (, 1 to 12); 4 (, 1 to 12); 5 (, 1 to 12); 6 (, 1 to 12); 7 (, 1 to 12); 8 (, 1 to 12); 9 (, 1 to 12); 10 (, 1 to 12); 11 (, 1 to 12); 12 (, 1 to 12); 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 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1 to 7); 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.10:1-12,sup.s1,sup.s2,sup.s3,sup.s4,sup.s5,sup.s7,sup.s8;vol.11:1-12,s1,s3,s4,s6,sup.S2,sup.s5,sup.s7,sup.s8;vol.12:1-12,s4,sup.s1,sup.s2,sup.s3;vol.13:1-12,S1,sup.S2;vol.14:1-12,sup.S1,sup.S2,sup.S3,sup.S4,sup.S5,sup.S6;vol.15:1-12,sup.S1,sup.S2,sup.S3;vol.16:1-12,sup.S1,sup.S2,sup.S3,sup.S4,sup.S5,sup.S6,sup.S7;vol.17:1-12,sup.S1,sup.S2,sup.S3,sup.S4,sup.S5,sup.S6,sup.S7;vol.18:1-12,sup.S1,sup.S2;vol.1:1-12;vol.2:1-12;vol.3:1-12,sup.s2;vol.4:1-12,sup.s1,sup.s2;vol.5:1-12,sup.s1,sup.s2,sup.s3;vol.6:1-12,sup.s1,sup.s2,sup.s3;vol.7:1-12,sup.s1,sup.s2,sup.s3,sup.s4,sup.s6,sup.s7;vol.8:1-12,sup.s1,sup.s2;vol.9:1-12,sup.s1,sup.s2,sup.s3,sup.s4,sup.s5,sup.s6,sup.s7,sup.s8
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 24
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Portico
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Preserved
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2026-02-12
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Preserved : 2012: 10(1-12), 2013: 11(1, S 1, 2, S2, 3, S 3, 4, S 4, 5-6, S 6, 7-12), 2014: 12(1-4, S 4, 5-12), 2015: 13(1, S 1, 2, S2, 3-12), 2016: 14(1, S1, 2, S2, 3, S3, 4, S4, 5, S5, 6, S6, 7-12), 2017: 15(1, S1, 2, S2, 3, S3, 4-12), 2018: 16(1, S1, 2, S2, 3, S3, 4, S4, 5, S5, 6, S6, 7, S7, 8-12), 2019: 17(1, S1, 2, S2, 3, S3, 4, S4, 5, S5, 6, S6, 7, S7, 8-12), 2020: 18(1, S1, 2, S2, 3-12), 2021: 19(1, S1, 2, S2, 3, S3, 4, S4, 5, S5, 6-12), 2022: 20(1, S1, 2, S2, 3, S3, 4-12), 2023: 21(1, S1, 2, S2, 3, S3, 4, S4, 5, S5, 6-12), 2024: 22(1, S1, 2, S2, 3, S3, 4, S4, 5-12), 2025: 23(1, S1, 2, S2, 3, S 3, S 4, 5, S 5, 6, S 6, 7-12), 2026: 24(1, S 1, 2)
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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 9, 11, 12); 2 (S1, 1 to 9, 11, 12); 3 (, 1 to 9, 11, 12); 4 (, 1 to 9, 11, 12); 5 (, 1 to 9, 11, 12); 6 (, 1 to 9, 11, 12); 7 (, 1 to 9, 11, 12); 8 (, 1 to 9, 11, 12); 9 (, 1 to 9, 11, 12); 11 (s1, 1 to 9, 11, 12); 12 (, 1 to 9, 11, 12); 13 (S1, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (, 1 to 3, 5 to 9, 11, 12); 17 (S3, 1 to 9, 11, 12); 18 (S1, 1 to 9, 11, 12); 19 (S2, 1 to 9, 11, 12); 21 (S1, 1 to 9, 11, 12); 22 (S1, 1 to 9, 11, 12); 23 (S1, 1 to 9)
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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 9, 11, 12); 2 (S1, 1 to 9, 11, 12); 3 (, 1 to 9, 11, 12); 4 (, 1 to 9, 11, 12); 5 (, 1 to 9, 11, 12); 6 (, 1 to 9, 11, 12); 7 (, 1 to 9, 11, 12); 8 (, 1 to 9, 11, 12); 9 (, 1 to 9, 11, 12); 11 (s1, 1 to 9, 11, 12); 12 (, 1 to 9, 11, 12); 13 (S1, 1 to 9, 11, 12); 14 (, 1 to 9, 11, 12); 15 (, 1 to 9, 11, 12); 16 (, 1 to 3, 5 to 9, 11, 12); 17 (S4, 1 to 9, 11, 12); 18 (S1, 1 to 9, 11, 12); 19 (S2, 1 to 9, 11, 12); 21 (S1, 1 to 9, 11, 12); 22 (S1, 1 to 9, 11, 12); 23 (S1, 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 : 4 (s1, 1-12); 5 (s1, 1-11)
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