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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 10 (1, 2, 3-4); 11 (, 1-2, 3, 4); 12 (, 1-2, 3-4); 13 (, 1-2, 3-4); 14 (, 1-2, 3-4); 15 (, 1-2, 3-4); 16 (, 1-2, 3, 4); 17 (, 1-2, 3-4); 18 (, 1-2); 19 (, 1-2, 3-4); 20 (, 1, 2); 21 (, 1, 2); 22-23 (, 1); 24 (, 1); 25 (, 1); 26 (, 1); 27 (, 1); 28 (, 1); 29 (, 1); 30 (, 1); 31 (, 1); 32 (, 1); 33 (, 1); 34 (, 1); 35 (, 1); 36 (, 1, 2); 37 (, 1, 2); 38 (, 1); 39 (, 1, 2); 40 (, 1, 2); 41 (, 1, 2); 42 (, 1, 2); 43 (, 1, 2); 44 (, 1-2); 45 (, 1); 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1999; 2000; 2001; 2002; 2003; 2005; 2006; 2008; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024
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Portico
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Preserved
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2026-02-12
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Preserved : 1979: 5(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1984: 10(1-4), 1985: 11(1-4), 1986: 12(1-4), 1987: 13(1-4), 1988: 14(1-4), 1989: 15(1-4), 1990: 16(1-4), 1991: 17(1-4), 1992: 18(1-2), 1993/1994: 19(1-4), 1994/1995: 20(1-2), 1995/1996: 21(1-2), 1997: 22-23(1), 1999: 24(1), 2000: 25(1), 2001: 26(1), 2002: 27(1), 2003: 28(1), 2005: 29(1), 2006: 30(1), 2008: 31(1), 2011: 32(1), 2012: 33(1), 2013: 34(1), 2014: 35(1), 2015: 36(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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10 to 22, 24 to 44
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LOCKSS Archive
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Preserved
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2026-02-09
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10 to 22, 24 to 45
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Portico
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Preserved
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2026-02-12
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Preserved : 1984: 10(1-4), 1985: 11(1-4), 1986: 12(1-4), 1987: 13(1-4), 1988: 14(1-4), 1989: 15(1-4), 1990: 16(1-4), 1991: 17(1-4), 1992: 18(1-2), 1993/1994: 19(1-4), 1994/1995: 20(1-2), 1995/1996: 21(1-2), 1997: 22(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1999: 24(1), 2000: 25(1), 2001: 26(1), 2002: 27(1), 2003: 28(1), 2005: 29(1), 2006: 30(1), 2008: 31(1), 2011: 32(1), 2012: 33(1), 2013: 34(1), 2014: 35(1), 2015: 36(1-2), 2016: 37(1-2), 2017: 38(1-2), 2018: 39(1-2), 2019: 40(1-2), 2020: 41(1-2), 2021: 42(1-2), 2022: 43(1-2), 2023: 44(1-2), 2024: 45(1)
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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 : 38 (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 : 38 (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 : 3 (1); 4 (2); 22 (1); 24; 25; 26; 27; 28; 29; 31; 32; 33; 34; 35; 36 (2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1-2)
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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, 2); 39 (1, 2); 40 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2)
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