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Internet Archive
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Preserved
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2025-08-08
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29
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 81
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Portico
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Preserved
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2026-02-12
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Preserved : 1978: 1(C), 1979: 2(C), 1980: 3(C), 1981: 4(C), 1982: 5(1-4), 1983: 6(1-4), 1984: 7(1, S 1, 2-4), 1985: 8(1-4), 1986: 9(1, S 1, 2-4), 1987: 10(1-4), 1988: 11(1-4), 1989: 12(1-4), 1990: 13(1-4), 1991: 14(1-4), 1992: 15(1-4), 1993: 16(1-4), 1994: 17(1-4), 1995: 18(1-4), 1996: 19(1, S 1, 2-4, ), 1997: 20(1-4), 1998: 21(1-4, S, ), 1999: 22(1-4), 2000: 23(1-4), 2001: 24(1-4), 2002: 25(1-4), 2003: 26(1-4), 2004: 27(1-4), 2005: 28(1-4), 2006: 29(1-4), 2007: 30(1-4), 2008: 31(1-4), 2009: 32(1-4), 2010: 33(1-4), 2011: 34(1-4), 2012: 35(1-4), 2013: 36(1-4), 2014: 37(1-4), 2015: 38(C), 2015: 39(C), 2015: 40(C), 2015: 41(C), 2016: 42(C), 2016: 43, 2016: 44, 2016: 45(Part A), 2017: 46, 2017: 47, 2017: 48(Part A, Part B), 2017: 49, 2018: 50, 2018: 51, 2018: 52, 2018: 53, 2019: 54, 2019: 55, 2019: 56, 2019: 57, 2020: 58, 2020: 59, 2020: 60, 2020: 61, 2021: 62, 2021: 63, 2021: 64, 2021: 65, 2022: 66, 2022: 67, 2022: 68, 2022: 69, 2023: 70, 2023: 71, 2023: 72, 2023: 73, 2024: 74, 2024: 75, 2024: 76, 2024: 77, 2025: 78, 2025: 79, 2025: 80, 2025: 81
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1); 2 (, 1); 3 (, 1); 4 (, 1); 5 (, 1, 2-4); 6 (, 1, 2-3, 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, 2, 3-4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 4); 32 (, 1 to 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 4); 38; 39; 40; 41; 42; 43; 44; 45; 46; 47; 48; 49; 50; 51; 52; 53; 54; 55; 56; 57; 58; 59; 60; 61; 62; 63; 64; 65; 66; 67; 68; 69; 70; 71; 72; 73; 75; 76; 77; 78; 79; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 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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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 1 (C); 2; 3; 4; 5 (1, 2-4); 6 (1, 2-3, 4); 7 (S1, 1-4); 8 (1-4); 9 (S1, 1-4); 10 (1-4); 11 (1-4); 12 (1-4); 13 (1-4); 14 (1-4); 15 (1-4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (S1, 1-4); 20 (1-4); 21 (S, 1-4); 22 (1-4); 23 (1, 2, 3-4); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1-4); 31 (1-4); 32 (1-4); 33 (1-4); 34 (1-4); 35 (1-4); 36 (1-4); 37 (1-4); 38 (C); 39; 40; 41; 42; 43; 44; 45; 46; 47; 48; 49; 50; 51; 52; 53; 54; 55; 56
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