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Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
4 to 20
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 35
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1986: 1(1-6), 1987: 2(1-6), 1988: 3(1-6), 1989: 4(1-6), 1990: 5(1-12), 1991: 6(1-12), 1992: 7(2-12), 1993: 8(1-12), 1994: 9(1-12), 1995: 10(1-12), 1996: 11(1-12), 1997: 12(1-12), 1998: 13(1-12), 1999: 14(1-12), 2000: 15(1-12), 2001: 16(1-12), 2002: 17(1-12), 2003: 18(1-12), 2004: 19(1-12), 2005: 20(1-12), 2006/2011: 21(1-12), 2007: 22(1-12), 2008: 23(1-12), 2009/2011: 24(1-12), 2011: 25(1-12), 2011: 26(1-24), 2011/2012: 27(1-24), 2012/2013: 28(1-24), 2013/2014: 29(1-24), 2014/2015: 30(1-24), 2015/2016: 31(1-24), 2016/2017: 32(1-24), 2017/2018: 33(1-24), 2018/2019: 34(1-24), 2020: 35(1-24)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1994: 9(7)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
9, 20 to 23, 32, 33, 36 to 41
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2005: 20(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2006: 21(3, 6, 12), 2007: 22(3, 5, 8-9, 12), 2008: 23(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2009: 24(9)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2017: 32(12), 2018: 33(5, 13-15, 19)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2020: 35(16, 18-19, 23), 2021: 36(2, 9, 12, 17-20, 23-24), 2022: 37(1-24), 2023: 38(1-24), 2024: 39(1-21, 23-24), 2025: 40(1, 3-24), 2026: 41(1)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 36 (1 to 9, 11 to 19, 21 to 24); 37 (1 to 9, 11 to 19, 21 to 24); 39 (1 to 9, 11 to 19, 21 to 24)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 36 (1 to 9, 11 to 19, 21 to 24); 37 (1 to 9, 11 to 19, 21 to 24); 39 (1 to 9, 11 to 19, 21 to 24)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
30 (20); 34 (5 to 10, 12 to 24); 35 (1 to 19, 21 to 23-24)
|
