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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 65 (1 to 4); 66 (, 1 to 4); 67 (, 1 to 4); 68 (, 1 to 4); 69 (, 1 to 4); 70 (, 1 to 4); 71 (, 1 to 4); 72 (, 1 to 4); 73 (, 1 to 4); 74 (, 1 to 5); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1 to 4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1 to 4); 83 (, 1 to 4); 84 (, 1 to 4); 85 (, 1 to 4); 86 (, 1 to 4); 87 (, 1 to 4); 88 (, 1 to 4); 89 (, 1 to 4); 90 (, 1 to 4); 91 (, 1 to 4); 92 (, 1 to 4); 93 (, 1 to 4); 94 (, 1 to 4); 95 (, 1 to 4); 96 (, 1 to 4); 97 (, 1 to 4); 98 (, 1, 2); 1992; 1993; 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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Internet Archive
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Preserved
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2025-08-08
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65 to 88
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CLOCKSS Archive
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Preserved
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2026-02-09
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48 to 98
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.70:1-4;vol.71:1-4;vol.72:1-4;vol.73:1-4;vol.74:1-5;vol.75:1-4;vol.76:1-4;vol.77:1-4;vol.78:1-4;vol.79:1-4;vol.80:1-4;vol.81:1-4;vol.82:1-4;vol.83:1-4;vol.84:1-4;vol.85:1-4;vol.86:1-4;vol.87:1-4;vol.88:1-4;vol.89:1-4;vol.90:1-4;vol.91:1-4;vol.92:1-4;vol.93:1-4
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Portico
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Preserved
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2026-02-12
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Preserved : 1992: 65(1-4), 1993: 66(1-4), 1994: 67(1-4), 1995: 68(1-4), 1996: 69(1-4), 1997: 70(1-4), 1998: 71(1-4), 1999: 72(1-4), 2000: 73(1-4), 2001: 74(1-4), 2002: 75(1-4), 2003: 76(1-4), 2004: 77(1-4), 2005: 78(1-4), 2006: 79(1-4), 2007: 80(1-4), 2008: 81(1-4), 2009: 82(1-4), 2010: 83(1-4), 2011: 84(1-4), 2012: 85(1-4), 2013: 86(1-4), 2014: 87(1-4), 2015: 88(1-4), 2016: 89(1-4), 2017: 90(1-4), 2018: 91(1-4), 2019: 92(1-4), 2020: 93(1-4), 2021: 94(1-4), 2022: 95(1-4), 2023: 96(1-4), 2024: 97(1-4), 2025: 98(1-4), 2026: 99(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 : 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 5); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4); 97 (1 to 4); 98 (1 to 3)
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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 : 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 5); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4); 97 (1 to 4); 98 (1 to 3)
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