|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1-2, 3, 4); 4 (, 1/2, 3, 4); 5 (, 1, 2-3, 4); 6 (, 1, 2, 3-4); 7 (, 1, 2-3, 4); 8 (, 1-2, 3-4); 9 (, 1 to 4); 10 (, 1-2, 3, 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1 to 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 6); 37 (, 1 to 6); 38 (, 1 to 6); 39 (, 1 to 6); 40 (, 1 to 6); 41 (, 1 to 6); 42 (, 1 to 6); 43 (, 1 to 6); 44 (, 1 to 6); 45 (, 1 to 6); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 4, 5-6); 49 (, 1 to 4); 1977; 1978; 1979; 1980; 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; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
13 to 33
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1977: 1(1-4), 1978: 2(1-4), 1979: 3(1-4), 1980: 4(1-4), 1981: 5(1-4), 1982: 6(1-4), 1983: 7(1-4), 1984: 8(1-4), 1985: 9(1-4), 1986: 10(1-4), 1987: 11(1-4), 1988: 12(1-4), 1989: 13(1-4), 1990: 14(1-6), 1991: 15(1-6), 1992: 16(1-6), 1993: 17(1-6), 1994: 18(1-6), 1995: 19(1-6), 1996: 20(1-6), 1997: 21(1-6), 1998: 22(1-6), 1999: 23(1-6), 2000: 24(1-6), 2001: 25(1-6), 2002: 26(1-6), 2003: 27(1-6), 2004: 28(1-6), 2005: 29(1-6), 2006: 30(1-6), 2007: 31(1-6), 2008: 32(1-6), 2009: 33(1-6), 2010: 34(1-6), 2011: 35(1-6), 2012: 36(1-6), 2013: 37(1-6), 2014: 38(1-6), 2015: 39(1-6), 2016: 40(1-6), 2017: 41(1-6), 2018: 42(1-6), 2019: 43(1-6), 2020: 44(1-6), 2021: 45(1-6), 2022: 46(1-6), 2023: 47(1-6), 2024: 48(1-6), 2025: 49(1-6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1977: 1(1)
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 35
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1980: 4(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2007: 31(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2008: 32(4)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 3 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1 to 6); 21 (1 to 6); 22 (1 to 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 21 (1-6); 22 (1-6); 23 (1-6); 24 (1-6); 25 (1-6); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-4, 6); 31 (1, 3-6); 32 (1-6); 33 (1-6); 34 (1-6); 35 (1-6)
|
