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Internet Archive
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Preserved
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2025-08-08
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1 to 24
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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 (, 1); 3 (, 1); 4 (, 1); 5 (, 1); 6 (, 1); 7 (, 1); 8 (, 1); 9 (, 1); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 1); 16 (, 1); 17 (, 1); 18 (, 1); 19 (, 1); 20 (, 1); 21 (, 1); 22 (, 1); 23 (, 1); 24 (, 1); 25 (, 1); 26 (, 1); 27 (, 1); 28 (, 1); 29 (, 1, 2); 30 (, 1, 2); 31 (, 1-2); 32 (, 1-2); 33 (, 1, 2); 34 (, 1, 2); 35 (, 1, 2); 36 (, 2); 37 (, 1, 2); 38 (, 1, 2); 39 (, 1, 2); 40 (, 1 to 4); 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2006; 2007; 2008; 2009; 2010; 2012; 2013; 2014; 2015; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024
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CLOCKSS Archive
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Preserved
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2026-02-09
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ahead-of-print to 40
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 40
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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), 1984: 2(1), 1985: 3(1), 1986: 4(1), 1987: 5(1), 1988: 6(1), 1989: 7(1), 1990: 8(1), 1991: 9(1), 1992: 10(1), 1993: 11(1), 1994: 12(1), 1996: 13(1), 1997: 14(1), 1998: 15(1), 1999: 16(1), 2000: 17(1), 2001: 18(1), 2002: 19(1), 2003: 20(1), 2004: 21(1), 2006: 22(1), 2006: 23(1), 2007: 24(1), 2008: 25(1), 2009: 26(1), 2010: 27(1), 2012: 28(1), 2013: 29(1-2), 2014: 30(1-2), 2015: 31(1-2), 2016: 32(1-2), 2017: 33(1-2), 2018: 34(1-2), 2019: 35(1-2), 2020: 36(1-2), 2021: 37(1-2), 2022: 38(1-2), 2023: 39(1-2), 2024: 40(1-4)
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Library of Congress
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Preserved
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2025-04-07
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27 (1); 28 (1); 29 (1, 2); 30 (1, 2); 31 (1-2); 32 (1-2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 40 (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 : 2; 3 (2); 4 (1 to 4); 14 (1); 15; 16; 17; 18; 19; 21; 22; 23; 24; 25; 26; 27; 28; 29 (2); 31 (1-2); 32; 33 (2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2)
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