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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 2 (1 to 3); 3 (1 to 3); 4 (1 to 6, 7-8); 13 (1 to 4); 14 (1, 2-3, 4); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 21 (1 to 3); 22 (1 to 3); 23 (1-2, 3); 24 (1, 2-3); 25 (1-2, 3); 26 (1 to 3); 27 (1 to 3); 28 (1 to 3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 8); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 41 (1-2, 3, 4, 5-8); 42 (1 to 6, 7-8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 6, 7-8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 6, 8); 49 (1 to 7)
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Library of Congress
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Preserved
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2025-04-07
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35 (2 to 6); 36 (1 to 8); 37 (1 to 8); 38 (1 to 8); 39 (1 to 8); 40 (1 to 7-8); 41 (1-2, 3 to 5-8); 42 (1 to 7-8); 43 (1 to 8); 44 (1 to 8); 45 (1 to 7-8); 46 (1 to 8); 47 (1 to 8); 48 (1 to 8); 49 (1 to 6)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1, 2, 3-4); 4 (, 1 to 4); 5 (, 1, 2-3, 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1, 2-3, 4); 9 (, 1, 2, 3-4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1, 2-3, 4); 15 (, 1 to 3); 16 (, 1 to 3); 17 (, 1 to 3); 18 (, 1 to 3); 19 (, 1 to 3); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1-2, 3); 24 (, 1, 2-3); 25 (, 1-2, 3); 26 (, 1 to 3); 27 (, 1 to 3); 28 (, 1 to 3); 29 (, 1 to 3); 30 (, 1 to 3); 31 (, 1 to 3); 32 (, 1 to 3); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 8); 37 (, 1, 2, 6 to 8); 38 (, 1 to 8); 39 (, 1 to 8); 40 (, 1 to 4, 6); 41 (, 1-2, 3, 4, 5-8); 42 (, 1 to 6, 7-8); 43 (, 1 to 8); 44 (, 1 to 8); 45 (, 1 to 6, 7-8); 46 (, 1 to 8); 47 (, 1 to 8); 48 (, 1 to 8); 49 (, 1, 3 to 8); 50 (, 1); 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Internet Archive
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Preserved
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2025-08-08
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1 to 30
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 49
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CLOCKSS Archive
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Preserved
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2026-02-09
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ahead-of-print to 50
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LOCKSS Archive
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In Progress
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2026-02-09
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50
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Portico
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Preserved
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2026-02-12
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Preserved : 1999: 16(1-3), 2000: 17(1-3), 2000: 18(1-3), 2001: 19(1-3), 2001: 20(1-3), 2002: 21(1-3), 2002: 22(1-3), 2003: 23(1-3), 2003: 24(1-3), 2004: 25(1-3), 2004: 26(1-3), 2005: 27(1-3), 2005: 28(1-3), 2006: 29(1-3), 2006: 30(1-3), 2007: 31(1-3), 2007: 32(1-3), 2008: 33(1-6), 2009: 34(1-6), 2010: 35(1-6), 2011: 36(1-8), 2012: 37(1-8), 2013: 38(1-8), 2014: 39(1-8), 2015: 40(1-8), 2016: 41(1-8), 2017: 42(1-8), 2018: 43(1-8), 2019: 44(1-8), 2020: 45(1-8), 2021: 46(1-8), 2022: 47(1-8), 2023: 48(1-8), 2024: 49(1-8), 2025: 50(1-8)
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