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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); 4 (, 1 to 3); 5 (, 1 to 13); 6 (, 1, 2); 7 (, 1, 2); 8 (, 1, 2); 9 (, 1, 2); 10 (, 1, 2); 11 (, 1); 12 (, 1, 2); 13 (, 1, 2); 14 (, 1-3, 4); 15 (, 1, 2, 3-4); 16 (, 1, 2, 3-4); 17 (, 1-2, 3-4); 18 (, 1, 2, 3-4); 19 (, 1-4); 20 (, 1, 2-3, 4); 21 (, 1-4); 22 (, 1, 2, 3-4); 23 (, 1, 2-3, 4); 24 (, 1-2, 3, 4); 25 (, 1-4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1-4); 29 (, 1-3, 4); 30 (, 1, 2, 3-4); 31 (, 1-4); 32 (, 1, 2-4); 33 (, 1-4); 34 (, 1, 2-4); 35 (, 1, 2-4); 36 (, 1 to 4); 37 (, 1-4); 38 (, 1-3, 4); 39 (, 1-3, 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1, 2, 3-4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1-4); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1-3, 4); 49 (, 1-4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1, 2-3, 4); 54 (, 1 to 4); 55 (, 1, 2-3, 4); 56 (, 1 to 4); 57 (, 1 to 4); 58 (, 1 to 4); 59 (, 1 to 4); 60 (, 1 to 4); 61 (, 1 to 4); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1 to 4); 65 (, 1 to 4); 66 (, 1 to 4); 67 (, 1 to 4); 68 (, 1 to 4); 69 (, 1 to 4); 70 (, 1 to 4); 71 (, 1 to 4); 72 (, 1 to 4); 73 (, 1 to 4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1 to 4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1 to 4); 83 (, 1 to 3); 84 (, 1 to 4); 85 (, 1 to 4); 86 (, 1 to 4); 87 (, 1 to 4); 88 (, 1 to 4); 89 (, 1 to 4); 90 (, 1 to 4); 91 (, 1 to 4); 92 (, 1 to 4); 93 (, 1 to 4); 94 (, 1 to 4); 95 (, 1, 3, 4); 96 (, 1 to 4); 97 (, 1 to 4); 98 (, 1 to 4); 99 (, 1 to 3); 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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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 101
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Portico
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Preserved
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2026-02-12
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Preserved : 1992: 2(3)
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Portico
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Preserved
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2026-02-12
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Preserved : 1995: 9(2), 1995: 10(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 14(1-4), 1997: 15(1-4), 1997: 16(1-4), 1998: 17(1-4), 1998: 18(1-4), 1998: 19(1-4), 1999: 20(1-4), 1999: 21(1-4), 1999: 22(1-4), 2000: 23(1-4), 2000: 24(1-4), 2000: 25(1-4), 2001: 26(1-4), 2001: 27(1-4), 2001: 28(1-4), 2002: 29(1-4), 2002: 30(1-4), 2002: 31(1-4), 2003: 32(1-4), 2003: 33(1-4), 2003: 34(1-4), 2004: 35(1-4), 2004: 36(1-4), 2004: 37(1-4), 2005: 38(1-4), 2005: 39(1-4), 2005: 40(1-4), 2006: 41(1-4), 2006: 42(1-4), 2006: 43(1-4), 2007: 44(1-4), 2007: 45(1-4), 2007: 46(1-4), 2008: 47(1-4), 2008: 48(1-4), 2008: 49(1-4), 2009: 50(1-4), 2009: 51(1-4), 2009: 52(1-4), 2010: 53(1-4), 2010: 54(1-4), 2010: 55(1-4), 2011: 56(1-4), 2011: 57(1-4), 2011: 58(1-4), 2012: 59(1-4), 2012: 60(1-4), 2012: 61(1-4), 2013: 62(1-4), 2013: 63(1-4), 2013: 64(1-2, 4), 2014: 65(1-4), 2014: 66(1-4), 2014: 67(1-4), 2015: 68(3-4), 2015: 69(1-4), 2015: 70(1-4), 2016: 71(1-4), 2016: 72(1-4), 2016: 73(1-4), 2017: 74(1-4), 2017: 75(1-4), 2017: 76(1-4), 2018: 77(1-4), 2018: 78(1-4), 2017/2018: 79(1-4), 2019: 80(1-4), 2019: 81(1-4), 2019: 82(1-4), 2019/2020: 83(1-4), 2019/2020: 84(1-4), 2019/2020: 85(1-4), 2021: 86(1-4), 2021: 87(1-4), 2021: 88(1-4), 2022: 89(1-4), 2022: 90(1-4), 2022: 91(1-4), 2023: 92(1, 3-4), 2023: 93(1-4), 2023: 94(1-4), 2024: 95(1-4), 2024: 96(1-4), 2024: 97(1-4), 2025: 98(1-3), 2025: 99(1-4), 2025: 100(1-4), 2026: 101(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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59 to 61, 80 to 82
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LOCKSS Archive
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Preserved
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2026-02-09
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62 to 79
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Library of Congress
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Preserved
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2025-04-07
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76 (2 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 80 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 90 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4); 97 (1 to 3)
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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 : 2 (1, 2, 4); 3 (1 to 3); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 14 (1, 4); 15 (1 to 3); 16 (1 to 3); 17 (1, 3); 18 (1 to 3); 19 (1); 21; 22 (2, 3); 23 (1, 2, 4); 24 (1, 3, 4); 25 (1); 26 (2 to 4); 27 (1 to 4); 28 (1); 29 (4); 31 (1); 32 (2); 33 (1); 34 (2); 35 (1, 2); 36 (1 to 4); 37 (1); 38 (4); 39 (1, 4); 41 (1 to 4); 42 (1 to 3); 43 (1 to 4); 44 (1 to 4); 45 (1); 46 (2 to 4); 47 (1 to 4); 48 (1, 4); 49 (1); 51 (2 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1 to 4); 55 (1, 2, 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (2 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 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 : 2 (1, 2, 4); 3 (1 to 3); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 14 (1, 4); 15 (1 to 3); 16 (1 to 3); 17 (1, 3); 18 (1 to 3); 19 (1); 21; 22 (2, 3); 23 (1, 2, 4); 24 (1, 3, 4); 25 (1); 26 (2 to 4); 27 (1 to 4); 28 (1); 29 (4); 31 (1); 32 (2); 33 (1); 34 (2); 35 (1, 2); 36 (1 to 4); 37 (1); 38 (4); 39 (1, 4); 41 (1 to 4); 42 (1 to 3); 43 (1 to 4); 44 (1 to 4); 45 (1); 46 (2 to 4); 47 (1 to 4); 48 (1, 4); 49 (1); 51 (2 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1 to 4); 55 (1, 2, 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1 to 4); 72 (2 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4)
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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 : 14 (1, 4); 15 (1-3); 16 (1-3); 17 (1, 3); 18 (1-3); 19 (1); 20 (2, 4); 21 (1); 22 (2, 3); 23 (1, 2, 4); 24 (1, 3, 4); 25 (1); 26 (2-4); 27 (1-4); 28 (1); 29 (4); 30 (1-3); 31 (1); 32 (2); 33 (1); 34 (2); 35 (1, 2-4); 36 (1-4); 37 (1); 38 (4); 39 (1-3, 4); 40 (1-4); 41 (1-4); 42 (1, 2, 3-4); 43 (1-4); 44 (2-4); 45 (1-4); 46 (2-4); 47 (1-4); 48 (1-3, 4); 49 (1-4); 50 (2-4); 51 (1-4); 52 (1-4); 53 (1, 2-3, 4); 54 (1-4); 55 (1, 2-3, 4); 56 (1, 2, 4); 57 (1-4); 58 (1-4); 59 (1-4); 60 (1-4); 61 (1-4); 62 (1-4); 63 (1-4); 64 (1-4); 65 (1-4); 66 (1-4); 67 (1-4); 68 (1-4); 69 (1-4); 70 (1-4); 71 (1-4); 72 (1-4); 73 (1-4); 74 (1-4); 75 (1-4); 76 (1-4); 77 (1-4); 78 (1-4); 79 (1-4); 80 (1-4); 81 (1-4); 82 (1-3); 89 (2); 2002
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