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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 to 4); 3 (, 1 to 4); 4 (, 1 to 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 2 to 4); 15 (, 1, 4); 16 (, 1 to 4); 17 (, 1 to 5); 18 (, 1 to 5); 19 (, 1 to 5); 20 (, 1 to 5); 21 (, 1 to 5); 22 (, 1 to 5); 23 (, 1 to 5); 24 (, 1 to 5); 25 (, 1 to 5); 26 (, 1 to 5); 27 (, 1 to 5); 28 (, 1 to 4); 29 (, 3 to 5); 30 (, 1 to 5); 31 (, 1 to 5); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 6); 37 (, 1 to 6); 38 (, 1 to 8); 39 (, 1 to 10); 40 (, 1 to 10); 41 (, 1 to 12); 42 (, 1 to 7); 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 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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6 to 25
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Portico
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Preserved
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2026-02-12
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Preserved : 1984: 1(1-2), 1985: 2(1-4), 1986: 3(1-4), 1987: 4(1-4), 1988: 5(1-4), 1989: 6(1-4), 1990: 7(1-4), 1991: 8(1-4), 1992: 9(1-4), 1993: 10(1-4), 1994: 11(1-4), 1995: 12(1-4), 1996: 13(1-4), 1997: 14(1-4), 1998: 15(1-4), 1999: 16(1-4), 2000: 17(1-5), 2001: 18(1-5), 2002: 19(1-5), 2003: 20(1-5), 2004: 21(1-5), 2005: 22(1-5), 2006: 23(1-5), 2007: 24(1-5), 2008: 25(1-5), 2009: 26(1-5), 2010: 27(1-5), 2011: 28(1-5), 2012: 29(1-5), 2013: 30(1-5), 2014: 31(1-5), 2015: 32(1-6), 2016: 33(1-6), 2017: 34(1-6), 2018: 35(1-6), 2019: 36(1-6), 2020: 37(1-6), 2021: 38(1-8), 2022: 39(1-10), 2023: 40(1-10), 2024: 41(1-12), 2025: 42(1-12), 2026: 43(1-3)
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CLOCKSS Archive
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Preserved
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2026-02-09
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3, 8 to 43
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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 : 2 (1 to 5); 3 (1 to 5); 4 (1 to 9); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 5); 18 (1 to 5); 19 (1 to 5); 21 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (1 to 5); 25 (1 to 5); 26 (1 to 5); 27 (1 to 5); 28 (1 to 5); 29 (1 to 5); 31 (1 to 5); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 8); 39 (1 to 9); 41 (1 to 7, 9, 11, 12); 42 (1 to 9)
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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 : 2 (1 to 5); 3 (1 to 5); 4 (1 to 9); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 5); 18 (1 to 5); 19 (1 to 5); 21 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (1 to 5); 25 (1 to 5); 26 (1 to 5); 27 (1 to 5); 28 (1 to 5); 29 (1 to 5); 31 (1 to 5); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 8); 39 (1 to 9); 41 (1 to 9, 11, 12); 42 (1 to 9, 11)
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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 : 23 (1-5); 24 (1-5)
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Library of Congress
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Preserved
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2025-04-07
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11 (1); 31 (1 to 5); 32 (1 to 6); 33 (1 to 4, 6); 34 (1 to 3, 6); 35 (2 to 4, 6); 36 (1 to 6); 37 (1 to 4, 6); 38 (2 to 8); 39 (1 to 10); 40 (1, 2, 8 to 10); 41 (5, 6)
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