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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 24
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Portico
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Preserved
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2026-02-12
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Preserved : 1972: 1(1-6), 1973/1974: 2(1-6), 1974/1975: 3(1-6), 1975/1976: 4(1-6), 1976/1977: 5(1-6), 1977: 6(1-6), 1978: 7(1-6), 1979: 8(1-6), 1980: 9(1-6), 1981: 10(1-6), 1982: 11(1-6), 1983: 12(1-6), 1983: 13(1-4), 1984: 14(1-4), 1984: 15(1-4), 1985: 16(1, S 1, 2-4, ), 1985: 17(1-4), 1986: 18(1-4), 1986: 19(1-4), 1987: 20(1, S 1, 2-4, ), 1987: 21(1-4), 1987/1988: 22(1-3), 1988: 23(1-3), 1988: 24(1-3)
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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, 5-6); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 4, 5-6); 6 (, 1, 2, 3-4, 5-6); 7 (, 1-2, 3 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 4, 5-6); 12 (, 1 to 6); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1, 2-4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 20 (, 1, 2-3, 4); 21 (, 1 to 4); 22 (, 1 to 3); 23 (, 1-2, 3); 24 (, 1 to 3); 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988
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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, 5-6); 2 (1-6); 3 (1-6); 4 (1-6); 5 (1-4, 5-6); 6 (1, 2, 3-4, 5-6); 7 (1-2, 3-6); 8 (1-6); 9 (1-6); 10 (1-6); 11 (1-4, 5-6); 12 (1-6); 13 (1-4); 14 (1-4); 15 (1, 2-4); 16 (S1, 1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (S1, 1, 2-3, 4); 21 (1-4); 22 (1-3); 23 (1-2, 3); 24 (1-3); 58 (4)
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