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Internet Archive
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Preserved
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2025-08-08
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3 to 8
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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 3); 2 (, 1, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1, 2); 7 (, 1); 9 (, 1, 2); 10 (, 1, 2); 11 (, 1, 2); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 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 to 3); 30 (, 1, 2-3); 31 (, 1 to 3); 32 (, 1 to 3); 33 (, 1-2, 3); 34 (, 1 to 3); 35 (, 1 to 3); 36 (, 1 to 3); 37 (, 1 to 3); 38 (, 1 to 3); 39 (, 1, 2, 3-4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 3); 43 (, 1, 2, 3-4); 44 (, 1 to 4); 45 (, 1 to 3); 1974; 1975; 1976; 1977; 1978; 1980; 1982; 1983; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 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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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 46
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Portico
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Preserved
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2026-02-12
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Preserved : 1974/1975: 1(1-3), 1975/1976: 2(1-2), 1976/1977: 3(1-2), 1977/1978: 4(1-2), 1980: 5(1-2), 1982/1983: 6(1-2), 1986: 7(1), 1987: 8(1), 1987/1988: 9(1-2), 1989: 10(1-2), 1990: 11(1-2), 1991: 12(1), 1992: 13(1), 1993: 14(1), 1994: 15(1), 1995: 16(1), 1996: 17(1), 1997: 18(1), 1998: 19(1), 1999: 20(1), 2000: 21(1), 2001: 22(1), 2002: 23(1), 2003: 24(1), 2005: 25(1), 2006: 26(1), 2007: 27(1), 2008: 28(1), 2009: 29(1-3), 2010: 30(1-3), 2011: 31(1-3), 2012: 32(1-3), 2013: 33(1-3), 2014: 34(1-3), 2015: 35(1-3), 2016: 36(1-3), 2017: 37(1-3), 2018: 38(1-3), 2019: 39(1-4), 2020: 40(1-4), 2021: 41(1-4), 2022: 42(1-4), 2023: 43(1-4), 2024: 44(1-2, 4), 2025: 45(1-4), 2026: 46(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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32
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LOCKSS Archive
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Preserved
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2026-02-09
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33 to 39
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Library of Congress
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Preserved
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2025-04-07
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38 (1 to 3); 39 (1 to 3-4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 3-4); 43 (1 to 3-4); 44 (1, 2)
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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; 18; 19; 21; 22; 23; 24; 25; 26; 27; 28; 29 (2, 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 : 2; 18; 19; 21; 22; 23; 24; 25; 26; 27; 28; 29 (2, 3)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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Preserved : 3 (1, 2); 4 (1 to 4); 31 (1 to 3); 32 (1 to 3); 33 (1, 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 3); 37 (1 to 3); 38 (1 to 3); 39 (1, 2, 3-4); 41 (1 to 4); 42 (1, 2, 3-4); 43 (1, 2); 44 (1 to 4)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
|
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Preserved : 3 (1, 2); 4 (1 to 4); 31 (1 to 3); 32 (1 to 3); 33 (1, 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 3); 37 (1 to 3); 38 (1 to 3); 39 (1, 2, 3-4); 41 (1 to 4); 42 (1, 2, 3-4); 43 (1, 2); 44 (1 to 4)
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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 : 29 (1-3); 30 (1, 2-3); 31 (1-3); 32 (1-3); 33 (1-2, 3); 34 (1-3); 35 (1-3); 36 (1-3); 37 (1-3); 38 (1-3); 39 (1, 2)
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