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Portico
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Preserved
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2026-02-12
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Preserved : 1994: 1(1), 1995: 2(1-2), 1996: 3(1-2), 1997: 4(1-2), 1998: 5(1-3), 1999: 6(1-3), 2000: 7(1-3), 2001: 8(1-3), 2002: 9(1-2)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 4 (1, 2); 5 (, 1 to 3); 6 (, 1 to 3); 9 (, 1, 2); 10 (, 1-2); 11 (, 1-2); 12 (, 1-2); 13 (, 1-2); 14 (, 1-2); 15 (, 1-2); 16 (, 1-2); 17 (, 1-2); 18 (, 1-2); 19 (, 1-2); 20 (, 1-2); 21 (, 1-2); 22 (, 1-2, 3); 23 (, 1-2); 24 (, 1-2); 25 (, 1-2); 26 (, 1-2); 27 (, 1-2); 28 (, 1-2); 29 (, 1-2); 30 (, 1-2); 31 (, 1-2); 32 (, 1, 2); 33 (, 1-2); 34 (, 1); 35 (, 1-2); 36 (, 1-2); 37 (, 1-2); 38 (, 1-2); 39 (, 1-2); 40 (, 1-2); 41 (, 1-2); 42 (, 1); 43 (, 1-2); 44 (, 1-2); 45 (, 1-2); 46 (, 1-2); 47 (, 1-2); 48 (, 1-2); 49 (, 1-2); 50 (, 1-2); 51 (, 1-2); 52 (, 1); 53 (, 1-2); 54 (, 1-2); 55 (, 1-2); 56 (, 1-2); 57 (, 1); 58 (, 1-2); 59 (, 1-2); 60 (, 1-2); 61 (, 1-2); 62 (, 1-2); 63 (, 1-2); 64 (, 1); 65 (, 1-2); 66 (, 1-2); 67 (, 1); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 3); 1997; 1998; 1999; 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 72
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 4(1-2), 1998: 5(1-3), 1999: 6(1-3)
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Portico
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Preserved
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2026-02-12
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Preserved : 2002: 9(1-2), 2002: 10(1-2), 2003: 11(1-2), 2003: 12(1-2), 2003: 13(1-2), 2004: 14(1-2), 2004: 15(1-2), 2004: 16(1-2), 2005: 17(1-2), 2005: 18(1-2), 2005: 19(1-2), 2006: 20(1-2), 2006: 21(1-2), 2006: 22(1-3), 2007: 23(1-2), 2007: 24(1-2), 2007: 25(1-2), 2008: 26(1-2), 2008: 27(1-2), 2008: 28(1-2), 2009: 29(1-2), 2009: 30(1-2), 2009: 31(1-2), 2010: 32(1-2), 2010: 33(1-2), 2009/2010: 34(1-2), 2011: 35(1-2), 2011: 36(1-2), 2011: 37(1-2), 2012: 38(1-2), 2012: 39(1-2), 2012: 40(1-2), 2013: 41(1-2), 2012/2013: 42(1-2), 2013: 43(1-2), 2014: 44(1-2), 2014: 45(1-2), 2014: 46(1-2), 2015: 48(1-2), 2015: 49(1-2), 2016: 50(1-2), 2016: 51(1-2), 2016: 52(1-2), 2017: 53(1-2), 2017: 54(1-2), 2017: 55(1-2), 2018: 56(1-2), 2017/2018: 57(1-2), 2018: 58(1-2), 2019: 59(1-2), 2019: 60(1-2), 2019: 61(1-2), 2020: 62(1-2), 2020: 63(1-2), 2020: 64(1-2), 2021: 65(1-2), 2021: 66(1-2), 2021: 67(1-2), 2022: 68(1-6), 2023: 69(1-6), 2024: 70(1-6), 2025: 71(1, S 1, 2, S 2, 3-6), 2025/2026: 72(1-3)
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LOCKSS Archive
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In Progress
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2026-02-09
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38 to 40, 59 to 61
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LOCKSS Archive
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Preserved
|
2026-02-09
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41 to 58
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Library of Congress
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Preserved
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2025-04-07
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56 (1-2); 57 (1-2); 58 (1-2); 59 (1-2); 60 (1-2); 61 (1-2); 62 (1-2); 63 (1-2); 64 (1-2); 65 (1-2); 66 (1-2); 68 (1 to 6); 69 (1 to 6); 70 (1 to 5)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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Preserved : 1 (1); 2; 3; 4 (2); 5 (1 to 3); 6 (1 to 3); 7 (1 to 6); 8 (1 to 3); 9 (1, 2); 11 (1); 12; 13; 14; 15; 16; 17; 18; 19; 21; 22 (3); 23 (1); 24; 25; 26; 27; 28; 29; 31; 32 (2); 33 (1); 34; 35; 36; 37; 38; 39; 41; 42; 43; 44; 45; 46; 47; 48; 49; 52; 53; 54; 55; 56; 57; 58; 59; 61; 62; 63; 64; 65; 66; 67; 68 (2 to 6); 69 (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 : 1 (1); 2; 3; 4 (2); 5 (1 to 3); 6 (1 to 3); 7 (1 to 6); 8 (1 to 3); 9 (1, 2); 11 (1); 12; 13; 14; 15; 16; 17; 18; 19; 21; 22 (3); 23 (1); 24; 25; 26; 27; 28; 29; 31; 32 (2); 33 (1); 34; 35; 36; 37; 38; 39; 41; 42; 43; 44; 45; 46; 47; 48; 49; 52; 53; 54; 55; 56; 57; 58; 59; 61; 62; 63; 64; 65; 66; 67; 68 (2 to 6); 69 (1 to 6)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 27 (1-2); 28; 29; 30; 31; 32 (2); 33 (1-2); 34; 35; 36; 37; 38; 39; 40; 41; 42; 43; 44; 45; 46; 47; 48; 49; 50; 51; 52; 53; 54; 55; 56; 57; 58; 59; 60; 61; 1127
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