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