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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, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1, 2); 7 (, 1, 2); 8 (, 1, 2); 9 (, 1, 2); 10 (, 1, 2); 11 (, 1 to 3); 12 (, 1, 2); 13 (, 1, 2); 14 (, 1, 2); 15 (, 1, 2); 16 (, 1, 2); 17 (, 1, 2); 18 (, 1, 2); 19 (, 1, 2); 20 (, 1, 2); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1, 2, 3-4); 31 (, 1, 2, 3-4); 32 (, 1 to 4); 33 (, 1, 2, 3-4); 34 (, 1, 2, 3-4); 35 (, 1, 2, 4); 36 (, 1-2, 3); 37 (, 1, 2, 3-4); 38 (, 1 to 4); 39 (, 1, 2-3, 4); 40 (, 1, 2, 3-4); 41 (, 1 to 4); 42 (, 1-2, 3-4); 1983; 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
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LOCKSS Archive
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Preserved
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2026-02-09
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28 to 30
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CLOCKSS Archive
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Preserved
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2026-02-09
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28 to 33
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Portico
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Preserved
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2026-02-12
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Preserved : 1983: 1(1-2), 1984: 2(1-2), 1984/1985: 3(1-2), 1985/1986: 4(1-2), 1986/1987: 5(1-2), 1988: 6(1-2), 1988/1989: 7(1-2), 1989/1990: 8(1-2), 1990/1991: 9(1-2), 1991/1992: 10(1-2), 1993: 11(1-3), 1994: 12(1-2), 1995: 13(1-2), 1996: 14(1-2), 1997: 15(1-2), 1998: 16(1-2), 1999: 17(1-2), 2000: 18(1-2), 2001: 19(1-2), 2002: 20(1-2), 2003: 21(1-3), 2004: 22(1-3), 2005: 23(1-3), 2006: 24(1-3), 2007: 25(1-4), 2008: 26(1-4), 2009: 27(1-4), 2010: 28(1-4), 2011: 29(1-4), 2012: 30(1-4), 2013: 31(1-4), 2014: 32(1-4), 2015: 33(1-2)
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 42
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 43
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LOCKSS Archive
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In Progress
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2026-02-09
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43
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Portico
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Preserved
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2026-02-12
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Preserved : 1983: 1(3), 1984: 2(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1996: 14(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2011: 29(1-4), 2012: 30(1-4), 2013: 31(1-4), 2014: 32(1-4), 2015: 33(1-4), 2016: 34(1-4), 2017: 35(1-4), 2018: 36(1-4), 2019: 37(1-4), 2020: 38(1-4), 2021: 39(1-4), 2022: 40(1-4), 2023: 41(1-4), 2024: 42(1-4), 2025: 43(1-2)
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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 : 35 (1 to 4); 36 (1-2)
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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 : 35 (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 (2); 3 (1, 2, 3-4); 4 (1, 2, 3-4); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1, 2); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 3); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (1, 2, 3-4); 32 (1 to 4); 33 (1, 2, 3-4); 34 (1, 2, 3-4); 35 (1 to 4); 36 (1-2, 3, 4); 37 (1, 2, 3-4); 38 (1 to 4); 39 (1, 2-3, 4); 41 (1 to 4); 42 (1-2, 3-4)
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Library of Congress
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Preserved
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2025-04-07
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29 (4); 34 (3-4); 35 (1 to 4); 36 (1-2, 3, 4); 37 (1 to 3-4); 38 (1 to 4); 39 (1, 2-3, 4); 40 (1 to 3-4); 41 (1 to 4); 42 (1-2)
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