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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 21
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Portico
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Preserved
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2026-02-12
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Preserved : 1980: 1(1-12), 1981: 2(1-12), 1982: 3(1-12), 1983: 4(1-12), 1984: 5(1-12), 1985: 6(1-12), 1986: 7(1-12), 1987: 8(1-12), 1988: 9(1-12), 1989: 10(1-12), 1990: 11(C), 1991: 12(1-12), 1992: 13(1-12), 1993: 14(1-12), 1994: 15(1-12), 1995: 16(1-12), 1996: 17(1-12), 1997: 18(1, Index 1, 2-12), 1998: 19(1, Index 1, 2-12), 1999: 20(1-12), 2000: 21(1-12)
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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 to 12); 2 (, 1 to 12); 3 (, 1 to 12); 4 (, 1 to 12); 5 (, 1 to 12); 6 (, 1 to 12); 7 (, 1 to 6, 7-8, 9 to 12); 8 (, 1 to 6, 7-8, 9 to 12); 9 (, 1 to 6, 7-8, 9 to 12); 10 (, 1 to 12); 11; 12 (1 to 12); 13 (, 1 to 12); 14 (, 1 to 12); 15 (, 1 to 12); 16 (, 1 to 12); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000
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Internet Archive
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Preserved
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2025-08-08
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6 to 21
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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 (1-6); 2 (1-12); 3 (1-12); 4 (1-12); 5 (1-12); 6 (1-12); 7 (1-6, 7-8, 9-12); 8 (1-6, 7-8, 9-12); 9 (1-6, 7-8, 9-12); 10 (1-12); 11 (C); 12 (1-12); 13 (1-12); 14 (1-12); 15 (1-10, 12); 16 (1-12); 17 (1-12); 18 (I1, 1-12); 19 (I1, 1-12); 20 (1-12); 21 (1-12)
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