|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1960: 6(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1962: 8(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1966: 12(1), 1967: 13(1, 3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1971: 17(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1972: 18(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1974: 20(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1977: 23(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1978: 24(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1980: 26(3-4), 1981: 27(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1987: 33(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1990: 36(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2000: 46(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2002: 48(1), 2003: 49(1)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 70 (1 to 6)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 5 (1 to 4); 6 (1 to 6); 7 (1 to 6); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 6); 56 (1 to 6); 57 (1 to 6); 58 (1 to 6); 59 (1 to 6); 61 (1 to 6); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 5 (1 to 4); 6 (1 to 6); 7 (1 to 6); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 6); 56 (1 to 6); 57 (1 to 6); 58 (1 to 6); 59 (1 to 6); 61 (1 to 6); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 51 (4); 52 (1-4); 53 (1-4); 54 (1-4); 55 (1-6); 56 (1-6); 57 (1-6); 58 (1-6); 59 (1-6); 60 (1-6); 61 (1-6); 62 (1-6); 63 (1-6); 64 (1-6); 65 (1-5); 137 (C)
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 50 (1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 6); 56 (, 1 to 6); 57 (, 1 to 6); 58 (, 1 to 6); 59 (, 1 to 6); 60 (, 1 to 6); 61 (, 1 to 6); 62 (, 1 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 6); 66 (, 1 to 6); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 4); 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 72
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2005: 51(4), 2006: 52(1-4), 2007: 53(1-2, 4), 2008: 54(1-4), 2009: 55(1-6), 2010: 56(1-6), 2011: 57(1-6), 2012: 58(2-4, 6), 2013: 59(1-6), 2014: 60(1-6), 2015: 61(1-6), 2016: 62(1-6), 2017: 63(1-6), 2018: 64(1-6), 2019: 65(1-6), 2020: 66(1-6), 2021: 67(1-6), 2022: 68(1-6), 2023: 69(1-6), 2024: 70(1-6), 2025: 71(1-6), 2026: 72(1-2)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
58, 65
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
59 to 64
|