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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 18 (1 to 4); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1, 2, 3-4); 23 (, 3-4, 5-6); 24 (, 3-4, 5-6); 25 (, 1-2); 27 (, 2-3); 29 (, 3, 4); 30 (, 1); 31 (, 1 to 4); 32 (, 1, 2, 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1, 2, 3-4); 37 (, 1, 2-3, 4); 38 (, 1, 2, 3-4); 39 (, 1, 2, 3-4); 40 (, 1, 2, 3-4); 41 (, 1, 2, 3-4); 42 (, 1, 2-3, 4); 43 (, 1 to 3); 44 (, 1 to 4); 1992; 1993; 1994; 1995; 1997; 1998; 1999; 2001; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019
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Internet Archive
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Preserved
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2025-08-08
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18
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Portico
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Preserved
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2026-02-12
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Preserved : 1976: 2(1), 1977: 3(1), 1978: 4(1), 1979: 5(1), 1980: 6(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1992: 18(1-4), 1993: 19(1-4), 1994: 20(1-4), 1995: 21(1-3)
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Portico
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Preserved
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2026-02-12
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Preserved : 1996: 22(5-6), 1997: 23(1-3, 5), 1998: 24(1-3, 5), 1999: 25(1, 3-4), 2000: 26(1-4), 2001: 27(1-2, 4), 2002/2003: 28(1-3), 2004: 29(1-4), 2005: 30(1-2)
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 31(1-4), 2007: 32(2-4), 2008: 33(1-3), 2009: 34(1, 4), 2010: 35(1, 3-4), 2011: 36(2), 2012: 37(4), 2013: 38(1-4), 2014: 39(1-4), 2015: 40(1-4), 2016: 41(1-4), 2017: 42(1-4), 2018: 43(1-3), 2019: 44(1-4), 2020: 45(1-4), 2021: 46(1-4), 2022: 47(1-4), 2023: 48(2-4), 2024: 49(1-4), 2025: 50(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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42 (4); 44 (1 to 4); 45 (1, 2-3, 4); 46 (1 to 3-4); 47 (1 to 3-4); 48 (2, 3-4); 49 (1, 2-4)
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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 : 2 (1); 3; 4; 5; 6; 18 (2-4); 19 (1-4); 20 (1-3); 21 (1-3); 22 (5, 6); 23 (1-3, 5); 24 (1-3, 5); 25 (1, 4); 26 (1-4); 27 (1, 2, 4); 28 (1, 3); 29 (1-4); 30 (1, 2); 31 (1-4); 32 (2-4); 33 (1-4); 34 (1-4); 35 (1-3); 36 (2)
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