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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 : 3 (1, 2-3, 4-6, 7); 4 (1 to 5, 6-7); 26 (1-2, 3, 4-5, 6, 7); 27 (1, 2, 3-4, 5-7); 28 (1 to 7); 29 (1-2, 3-5, 6, 7); 31 (1 to 3, 4-6, 7); 32 (1, 2, 3-4, 5-7); 33 (1, 2, 3-4, 5-7); 34 (3-5, 6, 7); 35 (1-2, 3-4, 5-7); 36 (1-3, 4-6, 7); 37 (1, 2-4, 5-7); 38 (1-2, 3 to 7); 39 (1, 2-4, 5-7); 41 (1-2, 3-4, 5-6, 7); 42 (1, 2-3, 4-5, 6-7)
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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, 2-3, 4); 7 (, 1-2, 3, 4); 8 (, 1 to 4); 10 (, 1-2, 4); 11 (, 3-4); 12 (, 3); 13 (, 3-4, 5); 14 (, 1 to 5); 15 (, 1-2, 3 to 5, 6-7); 16 (, 1, 2-3, 4-6, 7, 8); 17 (, 1, 2-3, 4, 5-6); 18 (, 1, 2, 3-4, 5-6); 19 (, 1, 2, 3-5, 6); 20 (, 1, 2-3, 4, 5-6); 21 (, 1-2, 3, 4-6); 22 (, 1, 2-3, 4 to 6); 23 (, 1-3, 4 to 7); 24 (, 1-3, 4-5, 6-8, 9); 25 (, 1, 2, 3-5, 6, 7); 26 (, 1-2, 3, 4-5, 6, 7); 27 (, 1, 2, 3-4, 5-7); 28 (, 1 to 7); 29 (, 1-2, 3-5, 6, 7); 30 (, 1, 2-3, 4-6, 7); 31 (, 1 to 3, 4-6, 7); 32 (, 1, 2, 3-4, 5-7); 33 (, 1, 2, 3-4, 5-7); 34 (, 3-5, 6, 7); 35 (, 1-2, 3-4, 5-7); 36 (, 1-3, 4-6, 7); 37 (, 1, 2-4, 5-7); 38 (, 1-2, 3 to 7); 39 (, 1, 2-4, 5-7); 40 (, 1 to 4); 41 (, 1, 3-4, 5-6, 7); 42 (, 1, 2-3, 4-5, 6-7); 1971; 1972; 1973; 1975; 1976; 1977; 1978; 1979; 1981; 1982; 1983; 1984; 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
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Portico
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Preserved
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2026-02-12
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Preserved : 1976: 5(1-4), 1977: 6(1, 4), 1978: 7(1-4), 1979: 8(1-4), 1980: 9(1, 4), 1981: 10(1-4), 1982: 11(1-4), 1983: 12(1-4), 1984: 13(3-5), 1985: 14(1-5), 1986: 15(1-7), 1987: 16(1-3, 7-8), 1988: 17(1-4), 1989: 18(1-4), 1990: 19(1-2, 6), 1991: 20(1, 4), 1992: 21(3), 1993: 22(1, 4-6), 1994: 23(4-7), 1995: 24(6-8), 1996: 25(1-2, 6-7), 1997: 26(1-7), 1998: 27(1-7), 1999: 28(1-7), 2000: 29(1-7), 2001: 30(1-3, 7), 2002: 31(1-7), 2003: 32(1-7), 2004: 33(1-7), 2005: 34(1-7), 2006: 35(1-7), 2007: 36(1-7), 2008: 37(1-7)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 38(3-7), 2010: 39(1-7), 2011: 40(1-7), 2012: 41(1-7), 2013: 42(1-7)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 42
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 42
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Library of Congress
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Preserved
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2025-04-07
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39 (1, 2-4, 5-7); 40 (1 to 6-7); 41 (1-2, 3-4, 5-6, 7); 42 (1, 2-3, 4-5, 6-7)
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