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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 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 12); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1 to 12); 24 (, 1 to 12); 25 (, 1 to 12); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 9); 30 (, 1 to 9); 31 (, 1 to 9); 32 (, 1 to 9); 33 (, 1 to 11); 34 (, 1 to 11); 35 (, 1 to 11); 36 (, 1 to 11); 37 (, 1 to 11); 38 (, 1 to 11); 39 (, 1 to 11); 40 (, 1 to 11); 41 (, 1 to 11); 42 (, 1 to 11); 43 (, 1 to 11); 44 (, 1 to 11); 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 6); 54 (, 1 to 6); 55 (, 1 to 6); 56 (, 1 to 6); 57 (, 1 to 6); 58 (, 1, 2-3, 4 to 6); 59 (, 1 to 6); 60 (, 1 to 6); 61 (, 1 to 4); 62 (, 1 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 6); 66 (, 1 to 4); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 4); 72 (, 1 to 6); 73 (, 1 to 6); 74 (, 1 to 6); 75 (, 1 to 6); 76 (, 1 to 4); 77 (, 6, 7); 78 (, 1 to 7); 79 (, 1 to 7); 80 (, 1, 2, 4 to 7); 81 (, 1 to 5, 7); 82 (, 1 to 7); 83 (, 1 to 7); 84 (, 1 to 7); 85 (, 1 to 7); 86 (, 1 to 7); 87 (, 1 to 7); 88 (, 1 to 7); 89 (, 1 to 7); 90 (, 1 to 7); 91 (, 1 to 7); 92 (, 1 to 7); 93 (, 1 to 6); 94 (, 1 to 6); 95 (, 1 to 6); 96 (, 1 to 6); 97 (, 1 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 12); 109 (, 1 to 3, 7 to 12); 110 (, 1 to 12); 111 (, 1 to 10, 12); 112 (, 1 to 12); 113 (, 1 to 12); 114 (, 1 to 12); 115 (, 1 to 12); 116 (, 1 to 12); 117 (, 1 to 12); 118 (, 1 to 12); 119 (, 1 to 12); 120 (, 1 to 12); 121 (, 1 to 12); 122 (, 1 to 8); 1959; 1960; 1961; 1962; 1963; 1964; 1965; 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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Internet Archive
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Preserved
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2025-08-08
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1 to 92
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.100:1-6;vol.101:1-6;vol.102:1-6;vol.103:1-6;vol.104:1-6;vol.105:1-6;vol.106:1-6;vol.107:1-6;vol.108:1-12;vol.109:1-12;vol.110:1-12;vol.111:1-12;vol.112:1-12;vol.113:1-12;vol.114:1-12;vol.115:1-12;vol.116:1-12;vol.117:1-12;vol.118:1;vol.53:1-6;vol.54:1-6;vol.55:1-6;vol.56:1-6;vol.57:1-6;vol.58:1-1,4-6,2-3;vol.59:1-6;vol.60:1-6;vol.61:1-4;vol.62:1-6;vol.63:1-6;vol.64:1-6;vol.65:1-6;vol.66:1-4;vol.67:1-6;vol.68:1-6;vol.69:1-6;vol.70:1-6;vol.71:1-4;vol.72:1-6;vol.73:1-6;vol.74:1-6;vol.75:1-6;vol.76:1-4;vol.77:1-7;vol.78:1-7;vol.79:1-7;vol.80:1-7;vol.81:1-7;vol.82:1-7;vol.83:1-7;vol.84:1-7;vol.85:1-7;vol.86:1-7;vol.87:1-7;vol.88:1-7;vol.89:1-7;vol.90:1-7;vol.91:1-7;vol.92:1-7;vol.93:1-6;vol.94:1-6;vol.95:1-6;vol.96:1-6;vol.97:1-6;vol.98:1-6;vol.99:1-6
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Portico
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Preserved
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2026-02-12
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Preserved : 1962: 4(1-4), 1963: 5(1-4), 1964: 6(1-4), 1965: 7(1-4), 1966: 8(1-4), 1967: 9(1-4), 1968: 10(1-6), 1969: 11(1-6), 1970: 12(1-6), 1971: 13(1-6), 1972: 14(1-6), 1973: 15(1-6), 1974: 16(1-12), 1975: 17(1-12), 1976: 18(1-12), 1977: 19(1-12), 1978: 20(1-12), 1979: 21(1-12), 1980: 22(1-12), 1981: 23(1-12), 1982: 24(1-12), 1983: 25(1-12), 1984: 26(1-12), 1985: 27(1-12), 1986: 28(1-12), 1987: 29(1-9), 1987: 30(1-9), 1988: 31(1-9), 1988: 32(1-9), 1989: 33(1-11), 1989: 34(1-11), 1990: 35(1-11), 1990: 36(1-11), 1991: 37(1-11), 1991: 38(1-11), 1992: 39(1-11), 1992: 40(1-11), 1993: 41(1-11), 1993: 42(1-11), 1994: 43(1-11), 1994: 44(1-11), 1995: 45(1-6), 1995: 46(1-6), 1995: 47(1-6), 1995: 48(1-6), 1996: 49(1-6), 1996: 50(1-6), 1996: 51(1-6), 1996: 52(1-6), 1997: 53(1-6), 1997: 54(1-6), 1997: 55(1-6), 1997: 56(1-6), 1998: 57(1-6), 1998: 58(1-6), 1998: 59(1-6), 1998: 60(1-6), 1998: 61(1-4)
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CLOCKSS Archive
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Preserved
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2026-02-09
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22, 37 to 123
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Portico
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Preserved
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2026-02-12
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Preserved : 1999: 62(1-6), 1999: 63(1-6), 1999: 64(1-6), 1999: 65(1-6), 1999: 66(1-4)
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Portico
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Preserved
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2026-02-12
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Preserved : 2000: 67(1-6), 2000: 68(1-6), 2000: 69(1-6), 2000: 70(1-6), 2000: 71(1-4)
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Portico
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Preserved
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2026-02-12
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Preserved : 2001: 72(1-6), 2001: 73(1-6), 2001: 74(1-6), 2001: 75(1-6), 2001: 76(1-4), 2002: 77(1-7), 2002: 78(1-7), 2002: 79(1-7), 2002: 80(1-7), 2003: 81(1-7), 2003: 82(1-7), 2003: 83(1-7), 2003: 84(1-7), 2004: 85(1-7), 2004: 86(1-7), 2004: 87(1-7), 2004: 88(1-7), 2005: 89(1-7), 2005: 90(1-7), 2005: 91(1-7), 2005: 92(1-7), 2006: 93(1-6), 2006: 94(1-6), 2006: 95(1-6), 2007: 96(1-6), 2007: 97(1-6), 2007: 98(1-6), 2008: 99(1-6), 2008: 100(1-6), 2008: 101(1-6), 2009: 102(1-6), 2009: 103(1-6), 2009: 104(1-6), 2010: 105(1-6), 2010: 106(1-6), 2010: 107(1-6), 2011: 108(1-12), 2012: 109(1-12), 2013: 110(1-12), 2014: 111(1-12), 2015: 112(1-12), 2016: 113(1-12), 2017: 114(1-12), 2018: 115(1-12), 2019: 116(1-12), 2020: 117(1-12), 2021: 118(1-12), 2022: 119(1-12), 2023: 120(1-12), 2024: 121(1-12), 2025: 122(1-12), 2026: 123(1-3)
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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 : 1 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 7); 9 (1 to 7); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 6); 14 (1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 49 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1 to 6); 57 (1 to 6); 58 (1, 2?3, 4 to 6); 59 (1 to 6); 61 (1 to 4); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 4); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 4); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 4); 77 (1 to 7); 78 (1 to 7); 79 (1 to 7); 81 (1 to 7); 82 (1 to 7); 83 (1 to 7); 84 (1 to 7); 85 (1 to 7); 86 (1 to 7); 87 (1 to 7); 88 (1 to 7); 89 (1 to 7); 91 (1 to 7); 92 (1 to 7); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 9, 11, 12); 112 (1 to 9, 11, 12); 113 (1 to 9, 11, 12); 114 (1 to 9, 11, 12); 115 (1 to 9, 11, 12); 116 (1 to 9, 11, 12); 117 (1 to 9, 11, 12); 118 (1 to 9, 11, 12); 119 (1 to 9, 11, 12); 121 (1 to 4, 6 to 9, 12); 122 (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 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 7); 9 (1 to 7); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 6); 14 (1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 49 (1 to 6); 51 (1 to 6); 52 (1 to 6); 53 (1 to 6); 54 (1 to 6); 55 (1 to 6); 56 (1 to 6); 57 (1 to 6); 58 (1, 2?3, 4 to 6); 59 (1 to 6); 61 (1 to 4); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 4); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 4); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 4); 77 (1 to 7); 78 (1 to 7); 79 (1 to 7); 81 (1 to 7); 82 (1 to 7); 83 (1 to 7); 84 (1 to 7); 85 (1 to 7); 86 (1 to 7); 87 (1 to 7); 88 (1 to 7); 89 (1 to 7); 91 (1 to 7); 92 (1 to 7); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 9, 11, 12); 112 (1 to 9, 11, 12); 113 (1 to 9, 11, 12); 114 (1 to 9, 11, 12); 115 (1 to 9, 11, 12); 116 (1 to 9, 11, 12); 117 (1 to 9, 11, 12); 118 (1 to 9, 11, 12); 119 (1 to 9, 11, 12); 121 (1 to 4, 6 to 9, 12); 122 (1 to 9, 11)
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