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Internet Archive
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Preserved
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2025-08-08
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6 to 16
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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 4); 4 (, 1 to 4); 5 (, 1-2, 3-4, 5); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1-2, 3, 4); 9 (, 1-2, 3-4); 10 (, 1, 2, 3-4); 11 (, 1, 2-3, 4); 12 (, 1-2, 3-4); 13 (, 1 to 4); 14 (, 1, 2, 3-4); 15 (, 1 to 4); 16 (, 1-2, 3, 4); 17 (, 1-2, 3 to 12); 18 (, 1 to 10, 11-12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 5, 6-7, 8 to 10, 12); 22 (, 1 to 12); 23 (, 1 to 12); 24 (, 1 to 4, 5-6, 7 to 9, 10-11, 12); 25 (, 1 to 9, 10-11, 12); 26 (, 1-2, 3-4); 27 (, 1, 3, 4); 28 (, 1-4); 29 (, 1-2, 3-4); 30 (, 1-3, 3, 4); 31 (, 1-2, 3-4); 32 (, 1-2, 3, 4); 33 (, 1-2, 3, 4); 34 (, 1-2, 3); 35 (, 1-2, 3, 4); 36 (, 1-2, 3, 4); 37 (, 1-2, 3); 38 (, 1, 2-3, 4); 39 (, 1, 2, 3-4); 40 (, 1, 2, 3-4); 41 (, 1-2, 3, 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1-2, 3-4); 46 (, 1-4); 47 (, 1 to 4); 48 (, 1-2, 3, 4); 49 (, 1-2, 3, 4); 50 (, 1 to 4); 51 (, 1-3, 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1, 2, 3-4); 58 (, 1 to 4); 59 (, 1-2, 3, 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, 2, 3-4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1, 2, 3-4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1 to 4); 83 (, 1 to 4); 84 (, 1 to 4); 85 (, 1, 2-4); 86 (, 1 to 4); 87 (, 1, 2-3, 4); 88 (, 1, 2, 3-4); 89 (, 1, 2, 3-4); 90 (, 1-2, 3-4); 91 (, 1 to 4); 92 (, 1, 3, 4); 93 (, 1 to 4); 94 (, 1 to 4); 95 (, 1, 2); 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
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 96
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Portico
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Preserved
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2026-02-12
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Preserved : 1988: 4(4), 1988: 5(3-4), 1989: 6(3), 1989: 7(1, 4)
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Portico
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Preserved
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2026-02-12
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Preserved : 1990: 10(1), 1991: 12(1-2), 1992: 13(4), 1992: 15(3)
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Portico
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Preserved
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2026-02-12
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Preserved : 1993: 17(11), 1994: 18(1, 7), 1995: 19(3, 12)
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 21(1, 6-7, 10-11), 1998: 22(2)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2000: 24(4, 7)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2002: 26(1-2), 2002: 27(1, 4), 2002: 28(1), 2003: 29(1, 3-4), 2003: 30(1-3), 2003: 31(1-4), 2004: 32(1-2), 2002/2004: 34(1-4)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2005: 37(3), 2006: 39(1, 3-4), 2007: 41(4), 2007: 42(3-4), 2007: 43(1), 2008: 44(1-4), 2008: 45(1-4), 2008: 46(1-4), 2009: 47(1-4), 2009: 48(1-4), 2009: 49(1-4), 2010: 50(1-4), 2010: 51(1-4), 2010: 52(1-4), 2011: 53(1-4), 2011: 54(1-4), 2011: 55(1-4), 2012: 56(1-2, 4), 2012: 57(1-4), 2012: 58(1), 2013: 59(1-4), 2013: 60(1-4), 2013: 61(1-4), 2014: 62(1-4), 2014: 63(1-4), 2014: 64(1-4), 2015: 65(1, 4), 2015: 66(1-4), 2015: 67(1-4), 2016: 68(1-4), 2016: 69(1-4), 2016: 70(1-4), 2017: 71(1-4), 2017: 72(1-4), 2017: 73(1-4), 2018: 74(1-4), 2018: 75(1-4), 2018: 76(1-4), 2019: 77(1-4), 2019: 78(1-4), 2019: 79(1-4), 2020: 80(1-4), 2020: 81(1-4), 2020: 82(1-4), 2021: 83(1-4), 2021: 84(1-4), 2021: 85(1-4), 2022: 86(1-4), 2022: 87(1-4), 2022: 88(1-4), 2023: 89(1-4), 2023: 90(1-4), 2023: 91(1-4), 2024: 92(1-4), 2024: 93(1-4), 2025: 94(1-4), 2025: 95(1-4), 2026: 96(1-2)
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LOCKSS Archive
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In Progress
|
2026-02-09
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56 to 58, 77 to 79
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LOCKSS Archive
|
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Preserved
|
2026-02-09
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59 to 75
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 21 (1-6, 8, 10, 12); 22 (1-6, 8-12); 23 (1-12); 24 (1, 2, 4, 5, 7-10, 12); 25 (1-10, 12); 26 (1, 3); 27 (1, 3, 4); 28 (1); 29 (3); 30 (1, 4); 31 (1, 3); 32 (1, 4); 33 (1, 3); 34 (1-2); 35 (3, 4); 36 (1, 3, 4); 37 (1-2, 3-4); 38 (1, 2-3, 4); 39 (1, 2, 3-4); 40 (2, 3-4); 42 (1-4); 43 (1-4); 44 (1-4); 45 (1-2, 3-4); 46 (1-4); 47 (2-4); 48 (1-2, 3, 4); 49 (1-2, 3, 4); 50 (1-4); 51 (1-3, 4); 52 (1-4); 53 (1-4); 54 (1-4); 55 (1-4); 56 (1-4); 57 (1, 2, 3-4); 58 (1-4); 59 (1-2, 3, 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, 2, 3-4); 74 (1-4); 75 (1-4); 76 (1-4); 77 (1-4); 78 (1-4); 79 (1, 2)
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Library of Congress
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Preserved
|
2025-04-07
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74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 3-4); 80 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1, 2-4); 86 (1 to 4); 87 (1, 2-3, 4); 88 (1 to 3-4); 89 (1 to 3-4); 90 (1-2, 3-4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 3)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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Preserved : 3 (1, 3); 4 (1 to 3); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1-2, 3-4); 21 (1 to 6, 8, 9, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 5, 7 to 9, 12); 25 (1 to 9, 12); 26 (1, 3); 27 (1, 3, 4); 28 (1); 29 (3); 31 (1, 3); 32 (1, 3, 4); 33 (1, 3, 4); 34 (1, 3); 35 (1, 3, 4); 36 (1, 3, 4); 37 (1, 3); 38 (1, 2, 4); 39 (1 to 3); 41 (1, 3, 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1, 3); 46 (1); 47 (2 to 4); 48 (1, 3, 4); 49 (1, 3, 4); 51 (1, 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 3); 58 (1 to 4); 59 (1, 3, 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, 3, 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 3); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1, 2, 3-4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1, 2-4); 86 (1 to 4); 87 (1, 2-3, 4); 88 (1, 2, 3-4); 89 (1, 2, 3-4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1, 3); 4 (1 to 3); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1-2, 3-4); 21 (1 to 6, 8, 9, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 5, 7 to 9, 12); 25 (1 to 9, 12); 26 (1, 3); 27 (1, 3, 4); 28 (1); 29 (3); 31 (1, 3); 32 (1, 3, 4); 33 (1, 3, 4); 34 (1, 3); 35 (1, 3, 4); 36 (1, 3, 4); 37 (1, 3); 38 (1, 2, 4); 39 (1 to 3); 41 (1, 3, 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1, 3); 46 (1); 47 (2 to 4); 48 (1, 3, 4); 49 (1, 3, 4); 51 (1, 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 3); 58 (1 to 4); 59 (1, 3, 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, 3, 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 3); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1, 2, 3-4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1, 2-4); 86 (1 to 4); 87 (1, 2-3, 4); 88 (1, 2, 3-4); 89 (1, 2, 3-4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4)
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