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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 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1, 2-3, 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 20 (, 1, 2, 3-4); 21 (, 1 to 3); 22 (, 1-2, 3-4); 23 (, 1, 2-3, 4); 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.17:1-4;vol.18:1-4;vol.19:1-4;vol.20:1-2,3-4;vol.21:1-4;vol.22:1-2,3-4;vol.23:1-1,4,2-3
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CLOCKSS Archive
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Preserved
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2026-02-09
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0, 1, 11 to 23
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Portico
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Preserved
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2026-02-12
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Preserved : 1980/1981: 1(0-4), 1982: 2(1-4), 1983: 3(1-4), 1984: 4(1-4), 1985: 5(1-4), 1986: 6(1-4), 1987: 7(1-6), 1988: 8(1-6), 1989: 9(1-6), 1990: 10(1-6), 1991: 11(1-6), 1992: 12(1-6), 1993: 13(1-4), 1994: 14(1-4), 1995: 15(1-4), 1996: 16(1-4), 1997: 17(1-4), 1998: 18(1-4), 1999: 19(1-4), 2000: 20(1-4), 2001: 21(1-4), 2002: 22(1-4), 2003: 23(1-4)
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