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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 (, 1-2, 3, 4); 3 (, 1/2, 3, 4); 4 (, 1 to 3); 5 (, 1 to 3); 6 (, 1-2, 3); 7 (, 1, 2-3); 8 (, 1 to 3); 9 (, 1 to 3); 10 (, 1 to 3); 11 (, 1 to 3); 12 (, 1 to 3); 13 (, 1-2, 3); 14 (, 1 to 3); 15 (, 1 to 3); 16 (, 1 to 3); 17 (, 1, 2-3); 18 (, 1 to 3); 19 (, 1 to 3); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1, 2-3, 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1-2, 3-4); 30 (, 1, 2-4); 31 (, 1-2, 3-4); 32 (, 1, 2, 3-4); 33 (, 1, 2, 3-4); 34 (, 1-2, 3, 4); 35 (, 1-2, 3, 4); 36 (, 1 to 4); 37 (, 1-2, 3-4); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1 to 4); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 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 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 4); 98 (, 1 to 4); 99 (, 1 to 4); 100 (, 1 to 4); 101 (, 1 to 4); 102 (, 1 to 4); 103 (, 1 to 4); 104 (, 1 to 4); 105 (, 1 to 4); 106 (, 1 to 4); 107 (, 1 to 4); 108 (, 1 to 4); 109 (, 1 to 4); 110 (, 1 to 4); 111 (, 1 to 4); 112 (, 1 to 4); 113 (, 1 to 4); 114 (, 1 to 4); 115 (, 1 to 4); 116 (, 1 to 4); 117 (, 1 to 4); 118 (, 1 to 4); 119 (, 1 to 4); 120 (, 1 to 4); 121 (, 1 to 4); 122 (, 1 to 4); 123 (, 1 to 4); 124 (, 1 to 4); 125 (, 1 to 4); 126 (, 1 to 4); 127 (, 1 to 4); 128 (, 1 to 4); 129 (, 1 to 4); 130 (, 1 to 4); 131 (, 1 to 4); 132 (, 1 to 4); 133 (, 1 to 3); 134 (, 1 to 4); 135 (, 1 to 4); 136 (, 1 to 4); 137 (, 1 to 4); 138 (, 1 to 4); 139 (, 1 to 4); 140 (, 1, 3); 141 (, 1); 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 146
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Portico
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Preserved
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2026-02-12
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Preserved : 1994: 1(1-4), 1995: 2(1-4), 1996: 3(1-4), 1997: 4(1-3), 1997: 5(1-3), 1998: 6(1-3), 1998: 7(1-3), 1998: 8(1-3), 1999: 9(1-3), 1999: 10(1-3), 1999: 11(1-3), 2000: 12(1-3), 2000: 13(1-3), 2000: 14(1-3), 2000: 15(1-3), 2001: 16(1-3), 2001: 17(1-3), 2001: 18(1-3), 2001: 19(1-3), 2002: 20(1-3), 2002: 21(1-3), 2002: 22(1-3), 2002: 23(1-3), 2003: 24(1-4), 2003: 25(1-4), 2003: 26(1-4), 2003: 27(1-4), 2004: 28(1-4), 2004: 29(1-4), 2004: 30(1-4), 2004: 31(1-4), 2005: 32(1-4), 2005: 33(1-4), 2005: 34(1-4), 2005: 35(1-4), 2006: 36(1-4), 2006: 37(1-4), 2006: 38(1-4), 2006: 39(1-4), 2007: 40(1-4), 2007: 41(1-4), 2007: 42(1-4), 2007: 43(1-4), 2008: 44(1-4), 2008: 45(1-4), 2008: 46(1-4), 2008: 47(1-4), 2009: 48(1-4), 2009: 49(1-4), 2009: 50(1-4), 2009: 51(1-4), 2010: 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), 2011: 59(1-4), 2011: 60(1-4), 2011: 61(1-4), 2012: 62(1-4), 2012: 63(1-4), 2012: 64(1-4), 2012: 65(1-4), 2012: 66(1-3), 2012: 67(1-3), 2013: 68(1-4), 2013: 69(1-4), 2013: 70(1-4), 2013: 71(1-4), 2013: 72(1-3), 2013: 73(3-4), 2014: 74(1-4), 2014: 75(1-4), 2014: 76(1-4), 2014: 77(1, 3-4), 2014: 78(1-3), 2014: 79(1-4), 2015: 80(4), 2015: 81(1-4), 2015: 82(1-4), 2015: 83(1-4), 2015: 84(1-4), 2015: 85(1-4), 2016: 86(1-4), 2016: 87(1-4), 2016: 88(1-4), 2016: 89(1-4), 2016: 90(1-4), 2016: 91(1-4), 2017: 92(1-4), 2017: 93(1-4), 2017: 94(1-4), 2017: 95(1-4), 2017: 96(1-4), 2017: 97(1-4), 2018: 98(1-4), 2018: 99(1-4), 2018: 100(1-4), 2018: 101(1-4), 2018: 102(1-4), 2018: 103(1-4), 2019: 104(1-4), 2019: 105(1-4), 2019: 106(1-4), 2019: 107(1-4), 2019: 108(1-4), 2019: 109(1-4), 2019/2020: 110(1-4), 2019/2020: 111(1-4), 2020: 112(1-4), 2020: 113(1-4), 2020: 114(1-4), 2020: 115(1-4), 2021: 116(1-4), 2021: 117(1-4), 2021: 118(1-4), 2021: 119(1-4), 2021: 120(1-4), 2021: 121(1-4), 2022: 122(1-4), 2022: 123(1-4), 2022: 124(1-4), 2022: 125(1-4), 2022: 126(1-4), 2022: 127(1-4), 2023: 128(2-4), 2023: 129(1-4), 2023: 130(1-4), 2023: 131(1-4), 2023: 132(1-4), 2023: 133(1-4), 2024: 134(1-4), 2024: 135(1-4), 2024: 136(1-4), 2024: 137(1-4), 2024: 138(1-4), 2024: 139(2-4), 2025: 140(3), 2025: 141(1, 3-4), 2025: 142(1-4), 2025: 143(1-4), 2025: 144(1-4), 2025: 145(1-4), 2026: 146(1)
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LOCKSS Archive
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In Progress
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2026-02-09
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62 to 67, 103 to 108
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LOCKSS Archive
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Preserved
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2026-02-09
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68 to 102, 109
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Library of Congress
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Preserved
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2025-04-07
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96 (2); 97 (2, 3); 98 (4); 99 (1 to 4); 100 (1 to 4); 101 (1 to 4); 102 (1 to 4); 103 (1 to 4); 104 (1 to 4); 105 (1 to 4); 106 (1 to 4); 107 (1 to 4); 108 (1 to 4); 109 (1 to 4); 110 (1 to 4); 111 (1 to 4); 112 (1 to 4); 113 (1 to 4); 114 (1 to 4); 115 (1 to 4); 116 (1 to 4); 117 (1 to 4); 118 (1 to 4); 119 (1 to 4); 120 (1 to 4); 121 (1 to 4); 122 (1 to 4); 123 (1 to 4); 124 (1 to 4); 125 (1 to 4); 126 (1 to 4); 127 (S1, 1 to 4); 128 (1 to 4); 129 (1 to 4); 130 (1 to 4); 131 (1 to 4); 132 (1 to 4); 133 (1 to 4); 134 (1 to 4); 135 (1 to 4); 136 (1 to 4); 137 (1 to 4); 138 (1 to 3); 139 (4)
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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 : 1 (1 to 4); 2 (1 to 3); 3 (1, 2); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 4); 25 (1 to 4); 26 (1, 2, 4); 27 (1 to 4); 28 (1 to 4); 29 (1, 3); 31 (1, 3); 32 (1 to 3); 33 (1 to 3); 34 (1, 3, 4); 35 (1, 3, 4); 36 (1 to 4); 37 (1, 3); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 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 (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); 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); 97 (1 to 4); 98 (1 to 4); 99 (1 to 4); 111 (1 to 4); 112 (1 to 4); 113 (1 to 4); 114 (1 to 4); 115 (1 to 4); 116 (1 to 4); 117 (1 to 4); 118 (1 to 4); 119 (1 to 4); 121 (1 to 4); 122 (1 to 4); 123 (1 to 4); 124 (1 to 4); 125 (1 to 4); 126 (1 to 4); 127 (Suppl 1, 1 to 4); 128 (1 to 4); 129 (1 to 4); 131 (1 to 4); 132 (1 to 4); 133 (1); 134 (2 to 4); 135 (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 : 1 (1 to 4); 2 (1 to 3); 3 (1, 2); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 4); 25 (1 to 4); 26 (1, 2, 4); 27 (1 to 4); 28 (1 to 4); 29 (1, 3); 31 (1, 3); 32 (1 to 3); 33 (1 to 3); 34 (1, 3, 4); 35 (1, 3, 4); 36 (1 to 4); 37 (1, 3); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 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 (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); 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); 97 (1 to 4); 98 (1 to 4); 99 (1 to 4); 111 (1 to 4); 112 (1 to 4); 113 (1 to 4); 114 (1 to 4); 115 (1 to 4); 116 (1 to 4); 117 (1 to 4); 118 (1 to 4); 119 (1 to 4); 121 (1 to 4); 122 (1 to 4); 123 (1 to 4); 124 (1 to 4); 125 (1 to 4); 126 (1 to 4); 127 (Suppl 1, 1 to 4); 128 (1 to 4); 129 (1 to 4); 131 (1 to 4); 132 (1 to 4); 133 (1); 134 (2 to 4); 135 (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 : 4 (1-3); 5 (1-3); 6 (1, 3); 7 (1, 2); 8 (1-3); 9 (1-3); 10 (1-3); 11 (1-3); 12 (1-3); 13 (1, 3); 14 (1-3); 15 (1-3); 16 (1-3); 17 (1, 2); 18 (1-3); 19 (1-3); 20 (1-3); 21 (1-3); 22 (1-3); 23 (1-3); 24 (1-4); 25 (1-4); 26 (1, 2, 4); 27 (1-4); 28 (1-4); 29 (1, 3); 30 (1, 2); 31 (1, 3-4); 32 (1, 2, 3-4); 33 (1, 2, 3-4); 34 (1-2, 3, 4); 35 (1-2, 3, 4); 36 (1-4); 37 (1-2, 3-4); 38 (1-4); 39 (1, 2, 4); 40 (1-4); 41 (1, 2); 42 (1-4); 43 (1-4); 44 (1-4); 45 (1-4); 46 (1-4); 47 (1-4); 48 (1-4); 49 (1-4); 50 (1-4); 51 (1-4); 52 (1-4); 53 (1-4); 54 (1-4); 55 (1-4); 56 (1-4); 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 (1-3); 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 (1-4); 83 (1-4); 84 (1-4); 85 (1-4); 86 (1-4); 87 (1-4); 88 (1-4); 89 (1-4); 90 (1-4); 91 (1-4); 92 (1-4); 93 (1-4); 94 (1-4); 95 (1-4); 96 (1-4); 97 (1-4); 98 (1-4); 99 (1-4); 100 (1-4); 101 (1-4); 102 (1-4); 103 (1-4); 104 (1-4); 105 (1-4); 106 (1-4); 107 (1-4); 108 (1-4); 109 (1-3); 1608 (2)
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