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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.46:1-6;vol.47:1-6;vol.48:1-6;vol.49:1-6;vol.50:1-6;vol.51:1-6
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 32 (1 to 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 4); 38 (, 1 to 5); 39 (, 1 to 5); 40 (, 1 to 6); 41 (, 1 to 6); 42 (, 1 to 6); 43 (, 1 to 6); 44 (, 1 to 6); 45 (, 1 to 6); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 6); 49 (, 1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 3, 4-5, 6); 53 (, 1 to 6); 54 (, 1, 2-3, 4 to 8); 55 (, 1 to 5, 6-7, 8); 56 (, 1 to 8); 57 (, 1 to 8); 58 (, 1, 3 to 8); 59 (, 1, 2, 5 to 8); 60 (, 1 to 5, 6-7, 8); 61 (, 1 to 8); 62 (, 1 to 4, 6 to 8); 63 (, 2 to 8); 64 (, 1 to 8); 65 (, 1 to 6, 7-8); 66 (, 1 to 8); 67 (, 1 to 8); 68 (, 1 to 8); 69 (, 1 to 8); 70 (, 1 to 8); 71 (, 1, 2, 4 to 8); 72 (, 1 to 4); 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Internet Archive
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Preserved
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2025-08-08
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11 to 43
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CLOCKSS Archive
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Preserved
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2026-02-09
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46 to 51
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CLOCKSS Archive
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Preserved
|
2026-02-09
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ahead-of-print, 31 to 72
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Portico
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Preserved
|
2026-02-12
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Preserved : 1985: 32(1-4), 1986: 33(1-4), 1987: 34(1-4), 1988: 35(1-4), 1989: 36(1-4), 1990: 37(1-4), 1991: 38(1-5), 1992: 39(1-5), 1993: 40(1-6), 1994: 41(1-6), 1995: 42(1-6), 1996: 43(1-6), 1997: 44(1-6), 1998: 45(1-6), 1999: 46(1-6), 2000: 47(1-6), 2001: 48(1-6), 2002: 49(1-6), 2003: 50(1-6), 2004: 51(1-6), 2005: 52(1-6), 2006: 53(1-6), 2007: 54(1-8)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2008: 55 Suppl 1, 2008: 55(1-8), 2009: 56(1-8), 2009: 56 Suppl 1, 2010: 57(1-8), 2011: 58(1-8), 2012: 59(1-8), 2013: 60(1-8), 2014: 61(1-8), 2015: 62(1-8), 2016: 63(1-8), 2017: 64(1-8), 2018: 65(1-8), 2019: 66(1-8), 2020: 67(1-8), 2021: 68(1-8), 2022: 69(1-8), 2023: 70(1-8), 2024: 71(1-8), 2025: 72(1-8), 2026: 73(1)
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LOCKSS Archive
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Preserved
|
2026-02-09
|
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31 to 71
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|
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CLOCKSS Archive
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Preserved
|
2026-02-09
|
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55 to 64
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|
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LOCKSS Archive
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|
In Progress
|
2026-02-09
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72
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|
|
National Digital Preservation Program, China
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Preserved
|
2025-12-04
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|
Preserved : 5 (1 to 6); 6 (1 to 5, 6-7, 8); 7 (1 to 8); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6); 51 (1 to 6); 52 (1 to 3, 4-5, 6); 53 (1 to 6); 54 (1, 2-3, 4 to 8); 55 (sup1, 1 to 5, 6-7, 8); 56 (sup1, 1 to 8); 57 (1 to 8); 58 (1 to 8); 59 (1 to 8); 61 (1 to 8); 62 (1 to 8); 63 (1 to 8); 64 (1 to 8); 65 (1 to 6, 7-8); 66 (1 to 8); 67 (1 to 8); 68 (1 to 8); 69 (1 to 8); 71 (1 to 8)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 1 (1-2); 2 (2); 3 (1, 3); 4 (1); 5 (2); 6 (1, 2); 7 (1-2); 8 (2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1, 2); 14 (1, 2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-2, 3-4, 5-6, 7-8); 25 (1-2, 3-4, 5-6, 7-8); 26 (1-2, 3-4, 5-6, 7-8); 27 (1-2); 28 (3-4); 29 (1-2, 3-4); 30 (1-2, 3-4); 31 (1-4); 32 (1-4); 33 (1-4); 34 (1-4); 35 (1-4); 36 (1-4); 37 (1-4); 38 (1-5); 39 (1-5); 40 (1-6); 41 (1-6); 42 (1-6); 43 (1-6); 44 (1-6); 45 (1-6); 46 (1-6); 47 (1-6); 48 (1-6); 49 (1-6); 50 (1-6); 51 (1-6); 52 (1-3, 4-5); 53 (2-6); 54 (1, 2-3, 4-8); 55 (1-5, 6-7, 8)
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Library of Congress
|
|
Preserved
|
2025-04-07
|
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|
57 (1 to 8); 58 (1 to 8); 59 (1 to 8); 60 (1 to 6-7, 8); 61 (1 to 8); 62 (1 to 8); 63 (1 to 8); 64 (1 to 8); 65 (1 to 7-8); 66 (1 to 8); 67 (1 to 5, 7, 8); 68 (1 to 8); 69 (1 to 8); 70 (1 to 8); 71 (1 to 7)
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