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Internet Archive
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Preserved
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2025-08-08
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12
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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); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1, 3, 4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 2 to 4); 19 (, 1 to 3); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 4); 1995; 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.10:1-4;vol.11:1-4;vol.12:1-4;vol.13:1-4;vol.14:1-4;vol.15:1-4;vol.16:1-4;vol.17:1-4;vol.18:1-4;vol.19:1-4;vol.20:1-4;vol.21:1-4;vol.22:1-4;vol.23:1-4,sup.S1;vol.24:1-4,sup.S1;vol.25:1-4,S1,s2;vol.26:1-4;vol.3:1-4;vol.4:1-4;vol.5:1-4;vol.6:1-4;vol.7:1-4;vol.8:1-4;vol.9:1-4
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 32
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Portico
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Preserved
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2026-02-12
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Preserved : 1996: 2(1-4), 1997: 3(1-4), 1998: 4(1-4), 1999: 5(1-4), 2000: 6(1-4), 2001: 7(1-4), 2002: 8(1-4), 2003: 9(1-4), 2004: 10(1-4), 2005: 11(1-4), 2006: 12(1-4), 2007: 13(1-4), 2008: 14(1-4), 2009: 15(1-4), 2010: 16(1-4), 2011: 17(1-4), 2012: 18(1-4), 2013: 19(1-4), 2014: 20(1-4), 2015: 21(1-4), 2016: 22(1-4), 2017: 23(1, S1, 2-4), 2018: 24(1, S1, 2-4), 2019: 25(1, S 1, 2, S 2, 3-4), 2020: 26(1-4), 2021: 27(1-4), 2022: 28(1-4), 2023: 29(1-6), 2024: 30(1-6), 2025: 31(1-6), 2026: 32(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 4); 2 (1 to 4); 3 (1 to 6); 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 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (S1, 1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 6); 31 (1 to 4)
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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 4); 2 (1 to 4); 3 (1 to 6); 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 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (S1, 1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 6); 31 (1 to 4)
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