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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 3); 2 (, 1 to 3); 3 (, 1 to 3); 4 (, 1 to 3); 5 (, 1 to 3); 6 (, 1 to 3); 7 (, 1 to 3); 8 (, 1 to 3); 9 (, 1 to 3); 10 (, 1 to 3); 11 (, 1, 2); 16 (, 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 to 3); 24 (, 1 to 3); 25 (, 1 to 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 3); 34 (, 1 to 3); 35 (, 1 to 3); 36 (, 1 to 4); 37 (, 1 to 4); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1, 3, 4); 45 (, 1 to 5); 46 (, 1 to 5); 47 (, 1 to 5); 48 (, 1 to 5); 49 (, 1 to 3, 5); 50 (, 1 to 5); 51 (, 1 to 5); 52 (, 1 to 5); 53 (, 1 to 5); 54 (, 1 to 5); 55 (, 1 to 5); 56 (, 1); 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 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
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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 52
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 56
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Portico
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Preserved
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2026-02-12
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Preserved : 1969/1970: 1(1-3), 1970/1971: 2(1-3), 1971/1972: 3(1-3), 1972/1973: 4(1-3), 1973/1974: 5(1-3), 1974/1975: 6(1-3), 1975/1976: 7(1-3), 1976/1977: 8(1-3), 1977: 9(1-3), 1978/1979: 10(1-3), 1979/1980: 11(1-3), 1980/1981: 12(1-3), 1981/1982: 13(1-3), 1982/1983: 14(1-3), 1983/1984: 15(1-3), 1984/1985: 16(1-3), 1985/1986: 17(1-3), 1986/1987: 18(1-3), 1987/1988: 19(1-3), 1988/1989: 20(1-3), 1989/1990: 21(1-3), 1990/1991: 22(1-3), 1991/1992: 23(1-3), 1992/1993: 24(1-3), 1993/1994: 25(1-3), 1994/1995: 26(1-3), 1995/1996: 27(1-3), 1996/1997: 28(1-3), 1997/1998: 29(1-3), 1998/1999: 30(1-3), 1999/2000: 31(1-3), 2000/2001: 32(1-3), 2001/2002: 33(1-3), 2002/2003: 34(1-3), 2003/2004: 35(1-3), 2004: 36(1-4), 2005: 37(1-4), 2006: 38(1-4), 2007: 39(1-4), 2008: 40(1-4), 2009: 41(1-4), 2010: 42(1-4), 2011: 43(1-4), 2012: 44(1-4), 2013: 45(1-5), 2014: 46(1-5), 2015: 47(1-5), 2016: 48(1-5), 2017: 49(1-5), 2018: 50(1-5), 2019: 51(1-5), 2020: 52(1-5), 2021: 53(1-5), 2022: 54(1-5), 2023: 55(1-5), 2024: 56(1-4)
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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 (2, 3); 4 (1 to 4); 5 (1 to 5); 28 (3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1 to 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 5); 46 (1 to 5); 47 (1 to 5); 48 (1 to 5); 49 (1 to 5); 51 (1 to 5); 52 (1 to 5); 53 (1 to 5); 54 (1 to 5); 55 (1 to 4)
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Library of Congress
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Preserved
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2025-04-07
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42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 5); 46 (1 to 5); 47 (1 to 5); 48 (1 to 5); 49 (1 to 5); 50 (1, 3 to 5); 51 (1 to 5); 52 (1 to 5); 53 (1 to 5); 54 (1 to 5); 55 (1, 2)
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