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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 3); 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 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); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 4); 32 (, 1 to 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 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 (, 4); 67 (, 1 to 4); 68 (, 1, 2, 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 12); 79 (, 1 to 12); 80 (, 1 to 12); 81 (, 1 to 12); 82 (, 1 to 12); 83 (, 1 to 12); 84 (, 1 to 3, 5 to 12); 85 (, 1 to 12); 86 (, 1 to 12); 87 (, 1 to 12); 88 (, 1 to 12); 89 (, 1 to 12); 90 (, 1 to 12); 91 (, 1 to 12); 92 (, 1 to 12); 93 (, 1 to 12); 94 (, 1 to 12); 95 (, 1 to 12); 96 (, 1 to 12); 97 (, 1 to 6); 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 : 1977: 1(1-3), 1978: 2(1-4), 1978/1979: 3(1-4), 1979: 4(1-4), 1980: 5(1-4), 1980: 6(1-4), 1981: 7(1-4), 1981: 8(1-4), 1982: 9(1-4), 1982: 10(1-4), 1983: 11(1-4), 1983: 12(1-4), 1984: 13(1-4), 1984: 14(1-4), 1985: 15(1-4), 1985: 16(1-4), 1985: 17(1-4), 1986: 18(1-4), 1986: 19(1-4), 1986: 20(1-4), 1987: 21(1-4), 1987: 22(1-4), 1987: 23(1-4), 1988: 24(1-4), 1988: 25(1-4), 1988: 26(1-4), 1989: 27(1-4), 1989: 28(1-4), 1989: 29(1-4), 1990: 30(1-4), 1990: 31(1-4), 1990: 32(1-4), 1991: 33(1-4), 1991: 34(1-4), 1991: 35(1-4), 1992: 36(1-4), 1992: 37(1-4), 1992: 38(1-4), 1993: 39(1-4), 1993: 40(1-4), 1993: 41(1, S 1, 2-4), 1994: 42(1-4), 1994: 43(1-4), 1994: 44(1-4), 1995: 45(1-4), 1995: 46(1-4), 1995: 47(1-4), 1996: 48(1-4), 1996: 49(1-4), 1996: 50(1-4), 1997: 51(1-4), 1997: 52(1-4), 1997: 53(1-4), 1998: 54(1-4), 1998: 55(1-4), 1998: 56(1-4), 1999: 57(1-4), 1999: 58(1-4), 1999: 59(1-4), 2000: 60(1-4), 2000: 61(1-4), 2000: 62(1-4), 2001: 63(1-4), 2001: 64(1-4), 2001: 65(1-4), 2002: 66(1-4), 2002: 67(1-4), 2002: 68(1-4), 2003: 69(1-4), 2003: 70(1, S 1, 2-4), 2003: 71(1-4), 2004: 72(1-4), 2004: 73(1-4), 2004: 74(1-4), 2005: 75(1-4), 2005: 76(1-4), 2005: 77(1-4), 2006: 78(1, S 1, 2-12), 2007: 79(1, S 1, 2-12), 2008: 80(1-12), 2009: 81(1-12), 2010: 82(1-12), 2011: 83(1-12), 2012: 84(1-12), 2013: 85(1-12), 2014: 86(1-12), 2015: 87(1-12), 2016: 88(1-12), 2017: 89(1-12), 2018: 90(1-12), 2019: 91(1-12), 2020: 92(1-12), 2021: 93(1-12), 2022: 94(1-12), 2023: 95(1-12), 2024: 96(1-12), 2025: 97(1-12), 2026: 98(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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8, 33 to 98
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.51:1-4;vol.52:1-4;vol.53:1-4;vol.54:1-4;vol.55:1-4;vol.56:1-4;vol.57:1-4;vol.58:1-4;vol.59:1-4;vol.60:1-4;vol.61:1-4;vol.62:1-4;vol.63:1-4;vol.64:1-4;vol.65:1-4;vol.66:1-4;vol.67:1-4;vol.68:1-4;vol.69:1-4;vol.70:1-4,S1;vol.71:1-4;vol.72:1-4;vol.73:1-4;vol.74:1-4;vol.75:1-4;vol.76:1-4;vol.77:1-4;vol.78:1-12,S1;vol.79:1-12,S1;vol.80:1-12;vol.81:1-12;vol.82:1-12;vol.83:1-12;vol.84:1-12;vol.85:1-12;vol.86:1-12;vol.87:1-12;vol.88:1-12;vol.89:1-12;vol.90:1-12;vol.91:1-12;vol.92:1-12;vol.93:1-2
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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 : 5 (1 to 4); 6 (1 to 4); 7 (S1, 1 to 4); 8 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 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 (S1, 1 to 9, 11, 12); 79 (S1, 1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 4, 6 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 8)
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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 : 5 (1 to 4); 6 (1 to 4); 7 (S1, 1 to 4); 8 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 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 (S1, 1 to 9, 11, 12); 79 (S1, 1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 4, 6 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9)
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