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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); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1, 2); 7 (, 1, 2); 8 (, 1, 2); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1, 2, 3‐4); 12 (, 1, 2, 3‐4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1, 2, 3‐4); 17 (, 1 to 4); 18 (, 1 to 3); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 1993; 1994; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019
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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.11:1-2,3-4;vol.12:1-2,3-4;vol.13:1-4;vol.14:1-4;vol.15:1-4;vol.16:1-2,3-4;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;vol.24:1-4;vol.3:1-2;vol.4:1-2;vol.5:1-2;vol.6:1-2;vol.7:1-2;vol.8:1-2;vol.9:1-4
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Portico
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Preserved
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2026-02-12
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Preserved : 1993: 1(1-2), 1994: 2(1)
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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 : 1998: 3(1-2), 1999: 4(1-2), 2000: 5(1-2), 2001: 6(1-2), 2002: 7(1-2), 2003: 8(1-2), 2004: 9(1-4), 2005: 10(1-4), 2006: 11(1-2), 2007: 12(1-2), 2008: 13(1-4), 2009: 14(1-4), 2010: 15(1-4), 2011: 16(1-4), 2012: 17(1-4), 2013: 18(1-4), 2014: 19(1-4), 2015: 20(1-4), 2016: 21(1-4), 2017: 22(1-4), 2018: 23(1-4), 2019: 24(1-4)
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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, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1 to 4); 11 (1, 2, 3?4); 12 (1, 2, 3?4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1, 2, 3?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 (2 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, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1 to 4); 11 (1, 2, 3?4); 12 (1, 2, 3?4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1, 2, 3?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 (2 to 4)
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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 : 12 (1, 2)
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Library of Congress
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Preserved
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2025-04-07
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21 (1 to 4); 22 (1, 3, 4); 23 (1 to 4); 24 (2 to 4)
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