|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
24
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1981: 2(1), 1982: 3(1-2), 1983: 4(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1985: 6(2, 4), 1986: 7(1-4), 1987: 8(1-3), 1988: 9(1-2), 1989: 10(1-3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1991: 12(1-3), 1992: 13(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1994: 15(1, 3), 1995: 16(2), 1996: 17(1-3), 1997: 18(1-4), 1998: 19(1), 1999: 20(1-2, 4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2001: 22(1, 4), 2002: 23(3-4), 2003: 24(1), 2004: 25(1-4), 2005: 26(1-4), 2006: 27(1-4), 2007: 28(1-4), 2008: 29(1-4), 2009: 30(1, S 1, 2-4), 2010: 31(1-4), 2011: 32(1, S 1, 2-4), 2012: 33(1, S 1, 2-4), 2013: 34(1-3), 2014: 35(1-4), 2015: 36(1-4), 2016: 37(1-4), 2017: 38(1-4), 2018: 39(1-4), 2019: 40(1-4), 2020: 41(1-4), 2021: 42(1-4), 2022: 43(1-4), 2023: 44(1-4), 2024: 45(1-3), 2025: 46(1-4)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
33 to 36
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
1 to 41
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
18 to 46
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
37 (S1, S2, 3, 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 3); 44 (1 to 4); 45 (1 to 3)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 45 (1 to 4)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 45 (1 to 4)
|
