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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); 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 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 16); 23 (, 1 to 16); 24 (, 1 to 16); 25 (, 1 to 10, 12 to 16); 26 (, 1 to 14); 27 (, 1, 4, 6 to 14); 28 (, 1 to 14); 29 (, 1 to 14); 30 (, 1 to 14); 31 (, 1 to 12); 32 (, 1 to 12); 33 (, 1 to 9, 11, 12); 34 (, 1 to 12); 35 (, 1 to 12); 36 (, 1 to 12); 37 (, 1 to 12); 38 (, 1 to 12); 39 (, 1 to 12); 40 (, 1 to 6); 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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9
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Portico
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Preserved
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2026-02-12
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Preserved : 1986: 1(1-4), 1987: 2(1-4), 1988: 3(1-4), 1989: 4(1, S 1, 2-4), 1990: 5(1, S 1, 2-4), 1991: 6(1-4), 1992: 7(1, S 1, 2-4), 1993: 8(1, S 1, 2-4), 1994: 9(1, S 1, 2-6), 1995: 10(1-6), 1996: 11(1, S1, 2-6), 1997: 12(1-6), 1998: 13(1-6), 1999: 14(1-6), 2000: 15(1, S 1, 2, S2, 3-6), 2001: 16(1, S 1, 2-6), 2002: 17(1-2, S 2, 3, S 3, 4, S 4, 5, S 5, 6), 2003: 18(1-6, S 6, 7, S 7, 8-12), 2004: 19(1-8, S 8, 9, S 9, 10-12), 2005: 20(1-10, S 10, 11, S 11, 12, S 12), 2006: 21(1-12, S 13, S 14, S 15), 2007: 22(1-16, S 16, S 17, S 18), 2008: 23(1, S 1, 2, S 2, 3, S 3, 4-16), 2009: 24(1, S 1, 2, S 2, 3-16), 2010: 25(1, S 1, 2, S 2, 3, S 3, 4-16), 2011: 26(1-14), 2012: 27(1, S 1, 2-14), 2013: 28(1, S1, 2-14), 2014: 29(1, S 1, 2, S2, 3-14), 2015: 30(1, S1, 2-14), 2016: 31(1, S1, 2, S2, 3-12), 2017: 32(1, S 1, 2, S2, 3-12), 2018: 33(1, S 1, 2, S2, 3-12), 2019: 34(1, S 1, 2, S2, 3-12), 2020: 35(1, S1, 2-12), 2021: 36(1, S1, 2-12), 2022: 37(1, S1, 2, S2, 3-12), 2023: 38(1, S1, 2, S2, 3-12), 2024: 39(1, S1, 2-12), 2025: 40(1, S1, 2-12), 2026: 41(1)
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CLOCKSS Archive
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Preserved
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2026-02-09
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6 to 40
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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 (S1, 1 to 9, 11, 12); 3 (, 1 to 9, 11 to 14); 4 (1 to 3, 5 to 8); 12 (1 to 6); 13 (S3, 1 to 6); 14 (1 to 6); 15 (S1, 1 to 6); 16 (S1, 1 to 6); 17 (S2, 1 to 6); 18 (S6, 1 to 9, 11, 12); 19 (S9, 1 to 9, 11, 12); 21 (S13, 1 to 9, 11, 12); 22 (S17, 1 to 9, 11 to 16); 23 (S2, 1 to 9, 11 to 16); 24 (S1, 1 to 9, 11 to 16); 25 (S1, 1 to 9, 11 to 16); 26 (S2, 1 to 9, 11 to 14); 27 (S1, 1 to 9, 11 to 14); 28 (, 1 to 9, 11 to 14); 29 (S1, 1 to 9, 11 to 14); 31 (, 1 to 9, 11, 12); 32 (, 1 to 9, 11, 12); 33 (S1, 1 to 9, 11, 12); 34 (S2, 1 to 9, 11, 12); 35 (S1, 1 to 9, 11, 12); 36 (S1, 1 to 9, 11, 12); 37 (S1, 1 to 9, 11, 12); 38 (S1, 1 to 9, 11, 12); 39 (S1, 1 to 9, 11, 12)
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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 (S1, 1 to 9, 11, 12); 3 (, 1 to 9, 11 to 14); 4 (S1, 1 to 3, 5 to 9); 12 (1 to 6); 13 (S3, 1 to 6); 14 (1 to 6); 15 (S1, 1 to 6); 16 (S1, 1 to 6); 17 (S2, 1 to 6); 18 (S6, 1 to 9, 11, 12); 19 (S9, 1 to 9, 11, 12); 21 (S13, 1 to 9, 11, 12); 22 (S17, 1 to 9, 11 to 16); 23 (S2, 1 to 9, 11 to 16); 24 (S2, 1 to 9, 11 to 16); 25 (S1, 1 to 9, 11 to 16); 26 (S2, 1 to 9, 11 to 14); 27 (S1, 1 to 9, 11 to 14); 28 (, 1 to 9, 11 to 14); 29 (S1, 1 to 9, 11 to 14); 31 (, 1 to 9, 11, 12); 32 (, 1 to 9, 11, 12); 33 (S1, 1 to 9, 11, 12); 34 (S2, 1 to 9, 11, 12); 35 (S1, 1 to 9, 11, 12); 36 (S1, 1 to 9, 11, 12); 37 (S1, 1 to 9, 11, 12); 38 (S1, 1 to 9, 11, 12); 39 (S1, 1 to 9, 11, 12)
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