|
|
Scholars Portal
|
|
Preserved
|
2026-03-19
|
|
|
Preserved : 1 (1 to 6); 2 (1 to 6); 3 (Supplement, 1 to 6); 4 (Supplement, 1 to 12); 5 (1 to 12); 6 (1 to 12); 7 (1 to 12); 8 (1 to 7); 9 (1 to 12); 10 (Supplement, 1 to 12); 11 (1 to 12); 12 (1 to 12); 13 (1 to 12); 14 (1 to 12); 15 (1 to 12); 16 (1 to 12); 19 (1 to 12); 20 (1 to 24); 21 (1 to 24); 22 (1 to 24); 23 (1 to 24); 24 (1 to 24); 25 (1 to 24); 26 (Supplement:, 1 to 14, 16 to 24); 27 (Supplement:, 3, 5 to 24); 28 (1 to 24); 29 (1 to 24); 30 (1 to 24); 31 (Supplement, 1 to 24); 32 (Supplement, 1 to 24); 33 (Supplement, 1 to 24); 34 (Supplement, 1 to 48); 35 (Supplement, 1 to 48); 36 (Supplement, 1 to 30, 32 to 48); 37 (suppl_1, 1 to 42, 44 to 48); 38 (suppl_1, 1 to 19, 21 to 27, 29 to 48); 39 (1 to 23, 29 to 35, 37 to 39, 41, 42, 44, 46 to 48); 40 (Supplement_1, 1 to 24, 26 to 28, 31 to 44); 41 (Supplement_1, 1 to 48); 42 (Supplement_1, 1 to 8, 10 to 12, 14 to 32, 34 to 44, 46 to 48); 43 (Supplement_1, 1 to 48); 44 (Supplement_1, 1 to 4, 6, 8 to 10, 15 to 19, 21, 22, 27, 29, 33, 35 to 39, 41, 42); 45 (2 to 19, 21 to 23, 27, 28, 30, 36, 38, 40, 46 to 48); 46 (Supplement_1, 1 to 7, 15, 29, 31 to 48); 47 (1 to 11)
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 1980: 1(1-6), 1981: 2(1-6), 1982: 3(1-6), 1983: 4(1-10, 12), 1984: 5(1-12), 1985: 6(1-12), 1986: 7(1-12), 1987: 8(1-12), 1988: 9(1-12), 1989: 10(1-12), 1990: 11(1-12), 1991: 12(1-12), 1992: 13(1-12), 1993: 14(1-12), 1994: 15(1-12), 1995: 16(1-12), 1996: 17(1-12), 1997: 18(1-12), 1998: 19(1-12), 1999: 20(1-24), 2000: 21(1-24), 2001: 22(1-24), 2002: 23(1-24), 2003: 24(1-24), 2004: 25(1-24), 2005: 26(1-24), 2006: 27(1-24), 2007: 28(1-24), 2008: 29(1-24), 2008/2009: 30(1-24), 2009/2010: 31(1-24), 2010/2011: 32(1-24), 2011/2012: 33(1-24), 2012/2013: 34(1-48), 2012/2013/2014: 35(1-48), 2014/2015: 36(1-48), 2015/2016/2017: 37(1-48), 2017: 38(1-48), 2018: 39(1-48), 2019: 40(1-48), 2020: 41(1-48), 2021: 42(1-48), 2022: 43(1-48), 2023: 44(1-48), 2024: 45(1-41, 43-48), 2025: 46(1-48), 2026: 47(1-12)
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-04-06
|
|
|
26 to 33, 35 to 46
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-04-06
|
|
|
29 to 38, 40
|
|
|
CLOCKSS Archive
|
|
In Progress
|
2026-04-06
|
|
|
39, 41 to 46
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-04-06
|
|
|
47
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 1998: 19(12), 1999: 20(15-18)
|
|
|
Portico
|
|
Preserved
|
2026-04-02
|
|
|
Preserved : 2002: 23(19-24)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : ; 3 (1 to 9, 11 to 19, 21 to 24); 4 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 9 (1); 27 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 28 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 29 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 31 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 32 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 33 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 34 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 35 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 36 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 37 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 38 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 39 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 41 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 42 (Supplement_1, 1 to 7, 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 43 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 44 (Supplement_2, 2 to 5, 11 to 15, 17 to 19, 21 to 29, 31 to 39, 41 to 48); 45 (1 to 9, 11 to 19, 21 to 29, 31, 32, 34, 36 to 38, 41 to 45, 47, 48); 46 (1 to 9, 11 to 19, 21, 22, 24 to 29, 31 to 38)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : ; 3 (1 to 9, 11 to 19, 21 to 24); 4 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 9 (1); 27 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 28 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 29 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 31 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 32 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 33 (suppl_1, 1 to 9, 11 to 19, 21 to 24); 34 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 35 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 36 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 37 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 38 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 39 (suppl_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 41 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 42 (Supplement_1, 1 to 7, 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 43 (Supplement_1, 1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 44 (Supplement_2, 2 to 5, 11 to 15, 17 to 19, 21 to 29, 31 to 39, 41 to 48); 45 (1 to 9, 11 to 19, 21 to 29, 31, 32, 34, 36 to 38, 41 to 45, 47, 48); 46 (1 to 9, 11 to 19, 21, 22, 24 to 29, 31, 32)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 4 (44)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 1 (3, 5, 6); 2 (2-6); 3 (1-6); 4 (1-12); 5 (1-12); 6 (2, 4-12); 7 (2-12); 8 (1-7); 9 (2-12); 10 (1-12); 11 (1-12); 12 (1-12); 13 (1-12); 14 (1-12); 15 (1-12); 16 (1-12)
|
|
|
British Library
|
|
Preserved
|
2019-09-18
|
|
|
Preserved : 22 (15), 34 (38; S1), 35 (1 to 31; 33 to 35; 37 to 48; S1), 36 (1 to 21; 24; 27 to 40; 46 to 48; S1), 37 (1; 3 to 11; 17 to 20; 22 to 42; 44; 47 to 48; S1), 38 (2; 4; 6; 9; 11 to 12; 14 to 18; 23; 26; 34; 36; 46), 39 (1; 5; 9; 17 to 35; 37 to 39; 41 to 42; 44; 47 to 48), 40 (1; 3 to 5; 8 to 9; 12; 14)
|
