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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 6); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 3); 6 (, 1 to 3); 7 (, 1 to 3); 8 (, 1 to 3); 9 (, 1 to 3); 10 (, 1 to 3); 11 (, 1 to 3); 12 (, 1 to 3); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1 to 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 6); 37 (, 1 to 6); 38 (, 1 to 6); 39 (, 1 to 6); 40 (, 1 to 6); 41 (, 1 to 6); 42 (, 1 to 6); 43 (, 1 to 6); 44 (, 1 to 6); 45 (, 1 to 6); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 6); 49 (, 1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 6); 53 (, 1 to 5); 54 (, 1 to 6); 55 (, 1 to 6); 56 (, 2 to 6); 57 (, 1 to 6); 58 (, 1 to 6); 59 (, 1 to 6); 60 (, 1 to 6); 61 (, 1 to 6); 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 4, 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 to 6); 77 (, 1 to 6); 78 (, 1 to 6); 79 (, 1 to 6); 80 (, 1 to 6); 81 (, 1 to 6); 82 (, 1 to 6); 83 (, 1 to 6); 84 (, 1 to 6); 85 (, 1 to 6); 86 (, 1 to 6); 87 (, 1 to 6); 88 (, 1 to 6); 89 (, 1 to 6); 90 (, 1 to 6); 91 (, 1 to 6); 92 (, 1 to 6); 93 (, 1 to 6); 94 (, 1 to 6); 95 (, 1 to 6); 96 (, 1 to 6); 97 (, 4 to 6); 98 (, 1 to 6); 99 (, 1 to 6); 100 (, 1 to 6); 101 (, 1 to 6); 102 (, 1 to 6); 103 (, 1 to 6); 104 (, 1 to 6); 105 (, 1 to 6); 106 (, 1 to 6); 107 (, 1 to 6); 108 (, 1 to 6); 109 (, 1 to 6); 110 (, 1 to 6); 111 (, 1 to 6); 112 (, 1 to 6); 113 (, 1 to 6); 114 (, 1 to 6); 115 (, 1 to 6); 116 (, 1 to 6); 117 (, 1 to 6); 118 (, 1 to 12); 119 (, 1 to 12); 120 (, 1 to 12); 121 (, 1 to 12); 122 (, 1 to 12); 123 (, 1 to 12); 124 (, 1 to 12); 125 (, 1 to 12); 126 (, 1 to 12); 127 (, 1 to 11); 128 (, 1 to 12); 129 (, 1 to 12); 130 (, 1 to 6); 131 (, 1 to 12); 132 (, 1 to 12); 133 (, 1 to 12); 134 (, 1 to 12); 135 (, 1 to 12); 136 (, 1 to 12); 137 (, 1 to 12); 138 (, 1 to 12); 139 (, 1 to 12); 140 (, 1 to 12); 141 (, 1 to 12); 142 (, 1 to 12); 143 (, 1 to 12); 144 (, 1 to 12); 145 (, 1 to 12); 146 (, 1 to 12); 147 (, 1 to 12); 148 (, 1 to 12); 149 (, 1 to 12); 150 (, 1 to 12); 151 (, 1 to 12); 152 (, 1 to 12); 153 (, 1 to 12); 154 (, 1 to 12); 155 (, 1 to 12); 156 (, 1 to 12); 157 (, 1 to 5); 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 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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Portico
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Preserved
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2026-02-12
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Preserved : 1966: 1(1-6), 1967: 2(1-6), 1968: 3(1-6), 1969: 4(1-6), 1970: 5(1-3), 1970: 6(1-3), 1971: 7(1-3), 1971: 8(1-3), 1972: 9(1-3), 1972: 10(1-3), 1973: 11(1-3), 1973: 12(1-3), 1974: 13(1-6), 1974: 14(1-6), 1975: 15(1-6), 1975: 16(1-6), 1976: 17(1-6), 1976: 18(1-6), 1977: 19(1-6), 1977: 20(1-6), 1978: 21(1-6), 1978: 22(1-6), 1979: 23(1-6), 1979: 24(1-6), 1980: 25(1-6), 1980: 26(1-6), 1981: 27(1-6), 1981: 28(1-6), 1982: 29(1-6), 1982: 30(1-6), 1983: 31(1-6), 1983: 32(1-6), 1984: 33(1-6), 1984: 34(1-6), 1985: 35(1-6), 1985: 36(1-6), 1986: 37(1-6), 1986: 38(1-6), 1987: 39(1, S 1, 2-6), 1987: 40(1-6), 1988: 41(1-2, S 2, 3, S 3, 4-6), 1988: 42(1-6), 1989: 43(1-6), 1989: 44(1, S 1, 2-6), 1990: 45(1-6), 1990: 46(1-5, S 5, 6), 1991: 47(1-6, S 6), 1991: 48(1-6), 1991: 49(1-6), 1992: 50(1-6), 1992: 51(1-6), 1992: 52(1-6), 1993: 53(1-6), 1993: 54(1-6), 1993: 55(1-6), 1994: 56(1-6), 1994: 57(1-6, S 8), 1994: 58(1-6), 1994: 59(1-6), 1995: 60(1-6), 1995: 61(1-6), 1995: 62(1-6), 1995: 63(1-6), 1995: 64(1-6), 1996: 65(1-6), 1996: 66(1-6), 1996: 67(1-6), 1996: 68(1-6), 1996: 69(1-6), 1997: 70(1-6), 1997: 71(1-6, S 10), 1997: 72(1-6), 1997: 73(1-6), 1997: 74(1-6), 1998: 75(1-6), 1998: 76(1-6), 1998: 77(1-6), 1998: 78(1-6, S 11), 1998: 79(1-6), 1999: 80(1-6), 1999: 81(1-6), 1999: 82(1-6), 1999: 83(1-6, S 12), 1999: 84(1-6), 2000: 85(1-6), 2000: 86(1-6), 2000: 87(1-6), 2000: 88(1-6), 2000: 89(1-6), 2000: 90(1-6), 2001: 91(1-6), 2001: 92(1-6), 2001: 93(1-6), 2001: 94(1-6), 2001: 95(1-6), 2001: 96(1, S 1, 2-6), 2002: 97(1-6), 2002: 98(1-6), 2002: 99(1-6), 2002: 100(1-6, S 13), 2002: 101(1-6), 2002: 102(1-6), 2003: 103(1-6), 2003: 104(1-6), 2003: 105(1-6), 2003: 106(1-6), 2003: 107(1-6), 2004: 108(1-6), 2004: 109(1-6), 2004: 110(1-6), 2004: 111(1-6), 2004: 112(1-6), 2005: 113(1-6), 2005: 114(1-6), 2005: 115(1-6), 2005: 116(1-6), 2005: 117(1-6), 2006: 118(1-12), 2006: 119(1-12), 2007: 120(1-12, S 12), 2007: 121(1-12), 2008: 122(1-12), 2008: 123(1-12), 2009: 124(1-12), 2009: 125(1-12), 2010: 126(1-12), 2010: 127(1-12), 2011: 128(1-12), 2011: 129(1-12), 2012: 130(1-12), 2012: 131(1-12), 2013: 132(1-12), 2013: 133(1-12), 2013/2014: 134(1-12), 2014: 135(1-12), 2015: 136(1-12), 2015: 137(1-12), 2016: 138(1-12), 2016: 139(1-12), 2017: 140(1-12), 2017: 141(1-12), 2018: 142(1-12), 2018: 143(1-12), 2019: 144(1-12), 2019: 145(1-12), 2020: 146(1-12), 2020: 147(1-12), 2021: 148(1-12), 2021: 149(1-12), 2022: 150(1-12), 2022: 151(1-12), 2023: 152(1-12), 2023: 153(1-12), 2024: 154(1-12), 2024: 155(1, S1, 2-12), 2025: 156(1-12), 2025: 157(1-12), 2026: 158(1-7)
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CLOCKSS Archive
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Preserved
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2026-02-09
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8, 20, 36, 42, 47 to 158
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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 (S13, 1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (S12, 1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (S1, 1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (S11, 1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (S12, 1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 6); 87 (1 to 6); 88 (1 to 6); 89 (1 to 6); 91 (1 to 6); 92 (1 to 6); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (S1, 1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6); 116 (1 to 6); 117 (1 to 6); 118 (1 to 9, 11, 12); 119 (1 to 9, 11, 12); 121 (1 to 9, 11, 12); 122 (1 to 9, 11, 12); 123 (1 to 9, 11, 12); 124 (1 to 9, 11, 12); 125 (1 to 9, 11, 12); 126 (1 to 9, 11, 12); 127 (1 to 9, 11, 12); 128 (S1, 1 to 9, 11, 12); 129 (1 to 9, 11, 12); 131 (1 to 9, 11, 12); 132 (1 to 9, 11, 12); 133 (1 to 9, 11, 12); 134 (1 to 9, 11, 12); 135 (1 to 9, 11, 12); 136 (1 to 9, 11, 12); 137 (1 to 9, 11, 12); 138 (1 to 9, 11, 12); 139 (1 to 9, 11, 12); 141 (1 to 9, 11, 12); 142 (1 to 9, 11, 12); 143 (1 to 9, 11, 12); 144 (1 to 9, 11, 12); 145 (1 to 9, 11, 12); 146 (1 to 9, 11, 12); 147 (1 to 9, 11, 12); 148 (1 to 9, 11, 12); 149 (1 to 9, 11, 12); 151 (1 to 9, 11, 12); 152 (1, 3 to 9, 11, 12); 153 (1 to 4, 6 to 9, 11, 12); 154 (1 to 9, 11, 12); 155 (S1, 1 to 9, 11, 12); 156 (1 to 9, 11, 12); 157 (1 to 9)
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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 (S13, 1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (S12, 1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (1 to 9, 11, 12); 15 (1 to 9, 11, 12); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (S1, 1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (S11, 1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (S12, 1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 6); 87 (1 to 6); 88 (1 to 6); 89 (1 to 6); 91 (1 to 6); 92 (1 to 6); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (S1, 1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6); 116 (1 to 6); 117 (1 to 6); 118 (1 to 9, 11, 12); 119 (1 to 9, 11, 12); 121 (1 to 9, 11, 12); 122 (1 to 9, 11, 12); 123 (1 to 9, 11, 12); 124 (1 to 9, 11, 12); 125 (1 to 9, 11, 12); 126 (1 to 9, 11, 12); 127 (1 to 9, 11, 12); 128 (S1, 1 to 9, 11, 12); 129 (1 to 9, 11, 12); 131 (1 to 9, 11, 12); 132 (1 to 9, 11, 12); 133 (1 to 9, 11, 12); 134 (1 to 9, 11, 12); 135 (1 to 9, 11, 12); 136 (1 to 9, 11, 12); 137 (1 to 9, 11, 12); 138 (1 to 9, 11, 12); 139 (1 to 9, 11, 12); 141 (1 to 9, 11, 12); 142 (1 to 9, 11, 12); 143 (1 to 9, 11, 12); 144 (1 to 9, 11, 12); 145 (1 to 9, 11, 12); 146 (1 to 9, 11, 12); 147 (1 to 9, 11, 12); 148 (1 to 9, 11, 12); 149 (1 to 9, 11, 12); 151 (1 to 9, 11, 12); 152 (1, 3 to 9, 11, 12); 153 (1 to 4, 6 to 9, 11, 12); 154 (1 to 9, 11, 12); 155 (S1, 1 to 9, 11, 12); 156 (1 to 9, 11, 12); 157 (1 to 9, 11, 12)
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