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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 23 (1, 2); 24 (, 1, 2); 25 (, 1, 2); 26 (, 1, 2); 27 (, 1, 2); 28 (, 1, 2); 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, 2); 41 (, 1, 2); 42 (, 1, 2); 43 (, 1, 2); 44 (, 1, 2); 45 (, 1, 2); 46 (, 1, 2); 47 (, 1, 2); 48 (, 1, 2); 49 (, 1); 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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Portico
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Preserved
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2026-02-12
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Preserved : 2002: 26(1-2), 2003: 27(1-2), 2004: 28(1-2), 2005: 29(1-2), 2006: 30(1-2), 2007: 31(1-2), 2008: 32(1-2), 2009: 33(1-2), 2010: 34(1-2), 2011: 35(1-2), 2012: 36(1-2), 2013: 37(1-2), 2014: 38(1-2), 2015: 39(1-2), 2016: 40(1-2), 2017: 41(1-2), 2018: 42(1-2)
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CLOCKSS Archive
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In Progress
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2026-02-09
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1 to 30, 32 to 40, 43 to 49
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LOCKSS Archive
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In Progress
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2026-02-09
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1 to 27, 49
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Portico
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Preserved
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2026-02-12
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Preserved : 1977: 1(1), 1977/1978: 2(1-2), 1978/1979: 3(1-3), 1979/1980: 4(1-3), 1980/1981: 5(1-3), 1981/1982: 6(1-3), 1982/1983: 7(1-3), 1983/1984: 8(1-3), 1984/1985: 9(1-3), 1985/1986: 10(1-3), 1986/1987: 11(1-3), 1987/1988: 12(1-3), 1988/1989: 13(1-3), 1989/1990: 14(1-3), 1990/1991: 15(1-3), 1991/1992: 16(1-3), 1992/1993: 17(1-3), 1993/1994: 18(1-3), 1994/1995: 19(1-3), 1995/1996: 20(1-3), 1996/1997: 21(1-3), 1997/1998: 22(1-4), 1999: 23(1-2), 2000: 24(1-2), 2001: 25(1-2), 2002: 26(1-2), 2003: 27(1-2), 2004: 28(1-2), 2005: 29(1-2), 2006: 30(1-2), 2007: 31(1-2), 2008: 32(1-2), 2009: 33(1-2), 2010: 34(1-2), 2011: 35(1-2), 2012: 36(1-2), 2013: 37(1-2), 2014: 38(1-2), 2015: 39(1-2), 2016: 40(1-2), 2017: 41(1-2), 2018: 42(1-2), 2019: 43(1-2), 2020: 44(1-2), 2021: 45(1-2), 2022: 46(1-2), 2023: 47(1-2), 2024: 48(1-2), 2025: 49(1-2)
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LOCKSS Archive
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Preserved
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2026-02-09
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28 to 48
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CLOCKSS Archive
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Preserved
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2026-02-09
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31, 41, 42
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Library of Congress
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Preserved
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2025-04-07
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34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 40 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (2); 48 (1, 2)
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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 : 1 (1); 2 (2); 3 (3); 4 (1-3); 5 (1-3); 6 (1-3); 7 (1-3); 8 (1-3); 9 (1-3); 10 (1-3); 11 (1-3); 12 (1-3); 13 (1-3); 14 (1-3); 15 (1-3); 16 (1-3); 17 (1-3); 18 (1-3); 19 (1-3); 20 (1-3); 21 (1-3); 22 (1-4); 23 (1, 2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 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, 2); 41 (1, 2); 42 (1, 2); 43 (1)
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