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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 to 3); 4 (, 1 to 3); 5 (, 1 to 3); 6 (, 1 to 3); 7 (, 1 to 3); 8 (, 1 to 3); 9 (, 1-3); 10 (, 1 to 3); 11 (, 1 to 3); 12 (, 1-3); 13 (, 1 to 3); 14 (, 1 to 3); 15 (, 1-3); 16 (, 1 to 3); 17 (, 1 to 3); 18 (, 1-2, 3); 19 (, 1 to 3); 20 (, 1-3); 21 (, 1 to 3); 22 (, 1-3); 23 (, 1-3); 24 (, 1 to 3); 25 (, 1-3); 26 (, 1 to 3); 27 (, 1-3); 28 (, 1); 29 (, 1 to 3); 30 (, 1); 31 (, 1-2, 3); 32 (, 1 to 3); 33 (, 1-3); 34 (, 1, 3); 35 (, 1 to 3); 36 (, 1); 37 (, 1 to 3); 38 (, 1-3); 39 (, 1 to 3); 40 (, 1); 41 (, 1, 2-3); 42 (, 1 to 3); 43 (, 1-3); 44 (, 1-2, 3); 45 (, 1-2, 3); 46 (, 1, 2-3); 47 (, 1); 48 (, 1); 49 (, 1, 2-3); 50 (, 1-3); 51 (, 1 to 3); 52 (, 1 to 3); 53 (, 1-3); 54 (, 1 to 3); 55 (, 1, 2-3); 56 (, 1 to 3); 57 (, 1 to 3); 58 (, 1 to 3); 59 (, 1 to 3); 60 (, 1-3); 61 (, 1-2, 3); 62 (, 1 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 6); 66 (, 1 to 6); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 6); 72 (, 1 to 6); 73 (, 1 to 6); 74 (, 1 to 6); 75 (, 1 to 6); 76 (, 1, 3 to 6); 77 (, 1 to 4); 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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2 to 22
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Portico
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Preserved
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2026-02-12
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Preserved : 1987/1988: 1(1-4), 1989: 2(1-3, S 3, 4), 1990: 3(1-3), 1990: 4(1-3), 1991: 5(1-3), 1991: 6(1-3), 1991: 7(1-3), 1992: 8(1-3), 1992: 9(1-3), 1992: 10(1-3), 1993: 11(1, S 1, 2-3), 1993: 12(1-3), 1993: 13(1-3), 1994: 14(1, S 1, 2-3), 1994: 15(1-3), 1994: 16(1-3), 1995: 17(1-3), 1995: 18(1-3), 1995/1996: 19(1-3), 1996: 20(1-3), 1996: 21(1-3), 1996: 22(1-3)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 78
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Portico
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Preserved
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2026-02-12
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Preserved : 1998: 27(1-3), 1998: 28(1-3), 1999: 29(2), 1999: 30(1), 1999: 31(3), 2000: 32(1, 3), 2000: 34(1), 2001: 35(3), 2001: 36(1), 2001: 37(3), 2002: 38(1-3), 2002: 39(2-3), 2002: 40(1-3), 2003: 41(2-3), 2003: 42(1-3), 2003: 43(1-3), 2004: 44(3), 2004: 46(2-3), 2005: 47(1), 2005: 48(1), 2005: 49(1-3), 2006: 50(1-3), 2006: 52(3), 2007: 53(1-3), 2007: 54(1-3), 2007: 55(2-3), 2008: 56(2-3), 2008: 57(1-3), 2008: 58(1-3), 2009: 59(1-3), 2009: 60(1-3), 2009: 61(1-3), 2010: 62(1-6), 2011: 63(1-6), 2012: 64(1, 3-4, 6), 2013: 65(1-4, 6), 2014: 66(1-6), 2015: 67(2-6), 2016: 68(1-6), 2017: 69(1-6), 2018: 70(1-6), 2019: 71(1-6), 2020: 72(1-6), 2021: 73(1-6), 2022: 74(1-6), 2023: 75(1-6), 2024: 76(1-6), 2025: 77(1-6), 2026: 78(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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64, 71
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LOCKSS Archive
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Preserved
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2026-02-09
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65 to 70
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 23 (1); 24 (2, 3); 25 (1); 26 (2, 3); 27 (1); 28; 29 (2, 3); 30 (1); 31 (3); 32 (1-3); 33 (1); 34 (3); 35 (1-3); 36 (1); 37 (2, 3); 38 (1); 39 (2, 3); 40 (1); 41 (2); 42 (1-3); 43 (1); 44; 45 (3); 46 (1, 2-3); 47 (1-3); 48; 49 (2-3); 50 (1-3); 51 (2, 3); 52 (1, 2); 53 (1-3); 54 (2, 3); 55 (1, 2-3); 56 (1-3); 57 (1-3); 58 (1-3); 59 (1-3); 60 (1-3); 61 (3); 62 (1-6); 63 (1-6); 64 (1-6); 65 (1, 2, 4-6); 66 (1-6); 67 (1-6); 68 (1-6); 69 (1-6); 70 (1-6); 71 (1-5)
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 3 (1); 4; 5; 6; 7 (2 to 6); 23 (1); 24 (2, 3); 25 (1); 26 (2, 3); 27 (1); 28; 29 (2, 3); 31 (1, 3); 32 (1 to 3); 33 (1); 34 (3); 35 (1 to 3); 36 (1); 37 (2, 3); 38 (1); 39 (2, 3); 41 (1, 2); 42 (1 to 3); 43 (1); 44 (3); 45 (1, 3); 46 (1, 2); 47 (1); 48; 49 (2); 51 (1 to 3); 52 (1 to 3); 53 (1); 54 (2, 3); 55 (1, 2); 56 (1 to 3); 57 (1 to 3); 58 (1 to 3); 59 (1 to 3); 61 (1, 3); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6)
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National Digital Preservation Program, China
|
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Preserved
|
2025-12-04
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Preserved : 3 (1); 4; 5; 6; 7 (2 to 6); 23 (1); 24 (2, 3); 25 (1); 26 (2, 3); 27 (1); 28; 29 (2, 3); 31 (1, 3); 32 (1 to 3); 33 (1); 34 (3); 35 (1 to 3); 36 (1); 37 (2, 3); 38 (1); 39 (2, 3); 41 (1, 2); 42 (1 to 3); 43 (1); 44 (3); 45 (1, 3); 46 (1, 2); 47 (1); 48; 49 (2); 51 (1 to 3); 52 (1 to 3); 53 (1); 54 (2, 3); 55 (1, 2); 56 (1 to 3); 57 (1 to 3); 58 (1 to 3); 59 (1 to 3); 61 (1, 3); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6)
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