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|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (1)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 2 (1, 2); 3 (1, 2); 4 (1); 21; 22; 23 (2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (1, 2)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 2 (1, 2); 3 (1, 2); 4 (1); 21; 22; 23 (2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (1, 2)
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|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 24 (1, 2); 25 (1, 2); 26 (1, 2); 28 (1); 30; 32 (2); 33 (1, 2); 34; 35 (1, 2); 36 (1, 2); 37 (1, 2); 38; 39 (1, 2); 40 (1-2); 41 (2); 42 (1, 2)
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|
|
Scholars Portal
|
|
Preserved
|
2026-03-19
|
|
|
Preserved : 1 (1, 2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1-2); 7; 8 (2); 9 (1, 2); 10 (1-2); 11; 12 (2); 13 (1-2); 14 (2); 15 (1, 2); 16 (1, 2); 17 (1, 2); 18 (1, 2); 19 (1-2); 20 (2); 21 (1-2); 22; 23 (2); 24 (1, 2); 25 (1, 2); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 30 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 40 (1-2); 41 (2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (1, 2); 48 (1, 2)
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|
|
CLOCKSS Archive
|
|
Preserved
|
2026-04-06
|
|
|
1 to 48
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 1978: 1(1-2), 1979: 2(1-2), 1980: 3(1-2), 1981: 4(1-2), 1982: 5(1-2), 1983: 6(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 1984: 7(1-2), 1985: 8(1-2), 1986: 9(1-2), 1987: 10(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 1988: 11(1-2), 1989: 12(1-2), 1990: 13(1-2), 1991: 14(1-2), 1992: 15(1-2), 1993: 16(1-2), 1994: 17(1-2), 1995: 18(1-2), 1996: 19(1-2), 1997: 20(1-2), 1998: 21(1-2), 1999: 22(1-2), 2000: 23(1-2), 2001: 24(1-2), 2002: 25(1-2), 2003: 26(1-2), 2004: 27(1-2), 2005/2006: 28(1-2), 2006: 29(1-2), 2007: 30(1-2), 2008: 31(1-2), 2009: 32(1-2), 2010: 33(1-2), 2011: 34(1-2), 2012: 35(1-2), 2013: 36(1-2), 2014: 37(1-2), 2015: 38(1-2), 2016: 39(1-2), 2017: 40(1-2), 2018: 41(1-2), 2019: 42(1-2), 2019/2020: 43(1-2), 2021: 44(1-2), 2022: 45(1-2), 2023: 46(1-2), 2024: 47(1), 2025: 48(1-2)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-04-06
|
|
|
35, 42
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-04-06
|
|
|
36 to 41
|
