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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 22
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Portico
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Preserved
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2026-02-12
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Preserved : 1979: 1(1-4), 1980: 2(1-4), 1981: 3(1-4), 1982: 4(1-6), 1983: 5(1-6), 1984: 6(1-6), 1985: 7(1-6), 1986: 8(1-8), 1987: 9(1-8), 1988: 10(1, S 1, 2-8, ), 1989: 11(1-8), 1990: 12(1-8), 1991: 13(1, S 1, 2-8, ), 1992: 14(1-8), 1993: 15(1-8), 1994: 16(1-12), 1995: 17(1-12), 1996: 18(1-12), 1997/1998: 19(1-12), 1998: 20(1-12), 1999: 21(1-12), 2000: 22(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 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 8); 9 (, 1 to 8); 10 (, 1 to 8); 11 (, 1 to 8); 12 (, 1 to 8); 13 (, 1, 2-3, 4 to 8); 14 (, 1 to 8); 15 (, 1 to 8); 16 (, 1 to 4, 5-6, 7 to 12); 17 (, 1 to 12); 18 (, 1 to 5, 6-7, 8-9, 10 to 12); 19 (, 1 to 8, 9-10, 11-12); 20 (, 1-3, 4-5, 6 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 1979; 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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1 to 19
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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 (1-4); 2 (1-4); 3 (1-4); 4 (1-6); 5 (1-6); 6 (1-6); 7 (1-6); 8 (1-8); 9 (1-8); 10 (S1, 1-8); 11 (1-8); 12 (1-8); 13 (S1, 1, 2-3, 4-8); 14 (1-8); 15 (1-8); 16 (1-4, 5-6, 7-12); 17 (1-4, 6-12); 18 (1-5, 6-7, 8-9, 10-12); 19 (1-8, 9-10, 11-12); 20 (1-3, 4-5, 6-12); 21 (1-12); 22 (1-12)
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