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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2 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 4); 10 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (sp1, 1 to 4); 26 (S4, 1 to 4); 27 (S2, 1 to 4); 28 (S2, 1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (S2, 1 to 4); 32 (1 to 4); 33 (S4, 1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 3); 45 (1, 2, 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1 to 4); 51 (1, 2, 4)
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Internet Archive
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Preserved
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2025-08-08
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1 to 33
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Portico
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Preserved
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2026-04-02
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Preserved : 1997: 23(3-4), 1998: 24(1-4), 1999: 25(1, Special Issue 1, 2-4), 2000: 26(1-4, Special Issue 4), 2001: 27(1-2, Special Issue 2, 3-4), 2002: 28(1-3, Special Issue 3, 4), 2003: 29(1-4), 2004: 30(1-4), 2005: 31(1-4, Special Issue 5), 2006: 32(1-4), 2007: 33(1-4, Special Issue 6), 2008: 34(1-4), 2009: 35(1-4), 2010: 36(1-4), 2011: 37(1, 3-4), 2012: 38(1-2, 4), 2012/2013: 39(1-4), 2013/2014: 40(1-4), 2015: 41(1-4), 2015/2016: 42(1-4), 2016/2017: 43(1-4), 2018: 44(1-3)
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Portico
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Preserved
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2026-04-02
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Preserved : 2019: 45(4), 2020: 46(1-4), 2021: 47(1-4), 2022: 48(1-2, 4), 2023: 49(1-4), 2024: 50(1-3)
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 52
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Portico
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Preserved
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2026-04-02
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Preserved : 1975: 1(1-4), 1976: 2(1-4), 1977: 3(1-4), 1978: 4(1-4), 1979: 5(1-4), 1980: 6(1-4), 1981: 7(1-4), 1982: 8(1-4), 1983: 9(1-4), 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(1-4), 1993: 19(1-4), 1994: 20(1-4), 1995: 21(1-4), 1996: 22(1-4), 1997: 23(1-4), 1998: 24(1-4), 1999: 25(1-2, S 2, 3-4), 2000: 26(1-4, S 4, yes), 2001: 27(1-2, S 2, yes, 3-4), 2002: 28(1-2, S 2, 3-4), 2003: 29(1-4), 2004: 30(1-4), 2005: 31(1-2, S 2, 3-4), 2006: 32(1-4), 2007: 33(1-4, S 4), 2016: 34(1-4), 2016: 35(1-4), 2016: 36(1-4), 2016: 37(1-4), 2012/2016: 38(1-4), 2012/2013/2016: 39(1-4), 2014: 40(1-4), 2015: 41(1-4), 2016: 42(1-4), 2016/2017: 43(1-4), 2018: 44(1-4), 2019: 45(1-4), 2020: 46(1-4), 2021: 47(1-4), 2022: 48(1-4), 2023: 49(1-4), 2024: 50(1-4), 2025: 51(1-4), 2026: 52(1)
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LOCKSS Archive
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Preserved
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2026-04-06
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25 to 43
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Library of Congress
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Preserved
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2025-04-07
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45 (2 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1, 2)
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