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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 15 (1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1 to 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 8); 34 (, 1 to 8); 35 (, 1 to 12); 36 (, 1 to 12); 37 (, 1 to 12); 38 (, 1 to 12); 39 (, 1 to 12); 40 (, 1 to 12); 41 (, 1 to 12); 42 (, 1 to 7, 9 to 12); 43 (, 1 to 12); 44 (, 1 to 12); 45 (, 1 to 12); 46 (, 1 to 12); 47 (, 1, 2, 4 to 12); 48 (, 1 to 12); 49 (, 1 to 4, 10 to 12); 50 (, 1 to 12); 51 (, 1 to 12); 52 (, 1 to 12); 53 (, 1 to 12); 54 (, 1 to 9); 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 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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CLOCKSS Archive
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Preserved
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2026-02-09
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15 to 55
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Portico
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Preserved
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2026-02-12
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Preserved : 1986: 15(1-6), 1987: 16(1-6), 1988: 17(1-6), 1989: 18(1-6), 1990: 19(1-6), 1991: 20(1-6), 1992: 21(1-6), 1993: 22(1-6), 1994: 23(1-6), 1995: 24(1-6), 1996: 25(1-6), 1997: 26(1, S 1, 2-6, ), 1998: 27(1, S 1, 2-6), 1999: 28(1, S 1, 2-6, ), 2000: 29(1-6), 2001: 30(1-6), 2002: 31(1-6), 2003: 32(1-6), 2004: 33(1-8), 2005: 34(1, S 1, 2-8, ), 2006: 35(1-12), 2007: 36(1-12), 2008: 37(1-12), 2009: 38(1-12), 2010: 39(1-12), 2011: 40(1-12), 2012: 41(1-12), 2013: 42(1-12), 2014: 43(1-12), 2015: 44(1, S 1, 2-12), 2016: 45(1-12), 2017: 46(1, S 1, 2-12), 2018: 47(1-12), 2019: 48(1, S 1, 2-12), 2020: 49(1-12), 2021: 50(1-12), 2022: 51(1, S 1, 2-12), 2023/2024: 52(1, S 1, 2, S 2, 3-12), 2024: 53(1, S 1, 2, S 2, 3-12), 2025: 54(1, S 1, 2-12), 2026: 55(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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28, 29
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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 : 6 (8); 15 (1-6); 16 (1-6); 17 (1-6); 18 (1-6); 19 (1-6); 20 (1-6); 21 (1-6); 22 (1-6); 23 (1-5, 6P1); 24 (1P1, 2-6); 25 (1-6); 26 (S1, 1-6); 27 (S1, 1-6); 28 (S1, 1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-6); 33 (1-8); 34 (S1, 1-8); 35 (1-12); 36 (1-12); 37 (1-12); 38 (1-12); 39 (1-12); 40 (1-12); 41 (1-12); 42 (1-12); 43 (1-12); 44 (S1, 1-12); 45 (1-10, 12); 46 (S1, 1-12); 47 (1-12); 48 (1-6, 8-11); 195 (C)
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