Scholars Portal
1979-2025
Preserved
2025-09-02
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 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, 2-3, 4); 35 (, 1 to 4); 36 (, 1 to 4); 39 (, 1, 2-3, 4); 40 (, 1 to 4); 41 (, 1 to 5); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 5); 45 (, 1, 2-3, 4, 5); 46 (, 1 to 4); 47 (, 1 to 9); 48 (, 1, 2, 3-4, 5 to 9); 49 (, 1 to 9); 50 (, 1 to 9); 51 (, 1 to 7, 8-9); 52 (, 1 to 9); 53 (, 1, 4 to 7, 9); 54 (, 1 to 8); 55 (, 2 to 9); 56 (, 1 to 9); 57 (, 1 to 9); 58 (, 1 to 9); 59 (, 1 to 9); 60 (, 1 to 9); 61 (, 1 to 9); 62 (, 1 to 9); 63 (, 1 to 7, 8-9); 64 (, 1 to 7, 8-9); 65 (, 1-2, 3-4, 5, 6-7, 8, 9); 66 (, 1-2, 3 to 5); 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
Technische Informationsbibliothek
1997-2020
Preserved
2026-01-13
vol.29:1-4;vol.30:1-4;vol.31:1-4,S29;vol.32:1-4;vol.33:1-4,S30;vol.34:1-1,4,2-3;vol.35:1-4,S31;vol.36:1-4;vol.37:1-4,S32;vol.38:1-1,4,2-3;vol.39:1-1,4,2-3,S33;vol.40:1-4;vol.41:1-5;vol.42:1-4;vol.43:1-4;vol.44:1-5;vol.45:1-1,4-5,2-3;vol.46:1-4;vol.47:1-9;vol.48:1-2,5-9,3-4;vol.49:1-9;vol.50:1-9;vol.51:1-7,8-9;vol.52:1-9,S1;vol.53:1-9,S1;vol.54:1-9,sup.S1;vol.55:1-9,S1;vol.56:1-9,S1;vol.57:1-9,sup.s1;vol.58:1-9,sup.S1;vol.59:1-9,sup.S1;vol.60:1-9,sup.S1;vol.61:1-9,sup.S1
Portico
1987-1988
Preserved
2026-02-12
Preserved : 1987: 10(1-4, S 10), 1988: 11(1-4, S 11, S 12)
Portico
1989-2025
Preserved
2026-02-12
Preserved : 1989: 13(1-4), 1989: 14(1-4, S 15, S 16), 1990: 15(1-4, S 5, S 17), 1990: 16(1-4, S 18), 1991: 17(1-4, S 19, S19), 1991: 18(1-4), 1992: 19(1-4, S 20, S 21), 1992: 20(1-4), 1993: 21(1-4, S 22), 1993: 22(1-4), 1994: 23(1, S 1, 2, S 2, 3-4), 1994: 24(1-4), 1995: 25(1, S 1, 2, S 2, 3-4), 1995: 26(1-4), 1996: 27(1, S 1, 2-4), 1996: 28(1-4), 1997: 29(1-4), 1997: 30(1-4), 1998: 31(1-4, S 29), 1998: 32(1-4), 1999: 33(1-4, S 30), 1999: 34(1-4), 2000: 35(1-4, S 31), 2000: 36(1-4), 2001: 37(1-4, S 32), 2001: 38(1-4), 2002: 39(1-4, S 33), 2002: 40(1-4), 2003: 41(1-5), 2003: 42(1-4), 2004: 43(1-4), 2004: 44(1-5), 2005: 45(1-5), 2005: 46(1-4), 2006: 47(1-9), 2007: 48(1-9), 2008: 49(1-9), 2009: 50(1-9), 2010: 51(1-9), 2011: 52(1-9), 2012: 53(1, S 1, 2-9), 2013: 54(1, S1, 2-9), 2014: 55(1, S 1, 2-9), 2015: 56(1, S 1, 2-9), 2016: 57(1-9), 2017: 58(1, S1, 2-9), 2018: 59(1, S1, 2-9), 2019: 60(1, S1, 2-9), 2020: 61(1, S1, 2-9), 2021: 62(1, S1, 2-9), 2022: 63(1, S1, 2-9), 2023: 64(1, S1, 2-9), 2024: 65(1-2, S1, S2, 3-4, S3, 5-9), 2025: 66(1-2, S1, 3-9)
CLOCKSS Archive
1991-2025
Preserved
2026-02-09
17 to 66
National Digital Preservation Program, China
1996-2025
Preserved
2025-10-23
Preserved : 3 (1 to 4); 4 (1 to 4); 5 (1 to 9); 6 (S1, 1, 2, 4 to 9); 27 (S1, 1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (S29, 1 to 4); 32 (1 to 4); 33 (S3, 1 to 4); 34 (1, 2?3, 4); 35 (S31, 1 to 4); 36 (1 to 4); 37 (S32, 1 to 4); 38 (1, 2?3, 4); 39 (S33, 1, 2?3, 4); 41 (1 to 5); 42 (1 to 4); 43 (1 to 4); 44 (1 to 5); 45 (1, 2?3, 4, 5); 46 (1 to 4); 47 (1 to 9); 48 (1, 2, 3?4, 5 to 9); 49 (1 to 9); 51 (1 to 7, 8?9); 52 (S1, 1 to 9); 53 (S1, 1 to 9); 54 (, 1 to 9); 55 (S1, 1 to 9); 56 (S1, 1 to 9); 57 (, 1 to 9); 58 (, 1 to 9); 59 (S1, 1 to 9); 61 (S1, 1 to 9); 62 (S1, 1 to 9); 63 (S1, 1 to 7, 8-9); 64 (S1, 1 to 3, 5 to 7); 65 (S1, 1-2, 3-4, 5, 6-7, 8, 9); 66 (S1, 1-2, 4, 5, 6-7)
National Digital Preservation Program, China
1996-2025
Preserved
2025-12-04
Preserved : 3 (1 to 4); 4 (1 to 4); 5 (1 to 9); 6 (S1, 1, 2, 4 to 9); 27 (S1, 1 to 4); 28 (1 to 4); 29 (1 to 4); 31 (S29, 1 to 4); 32 (1 to 4); 33 (S3, 1 to 4); 34 (1, 2?3, 4); 35 (S31, 1 to 4); 36 (1 to 4); 37 (S32, 1 to 4); 38 (1, 2?3, 4); 39 (S33, 1, 2?3, 4); 41 (1 to 5); 42 (1 to 4); 43 (1 to 4); 44 (1 to 5); 45 (1, 2?3, 4, 5); 46 (1 to 4); 47 (1 to 9); 48 (1, 2, 3?4, 5 to 9); 49 (1 to 9); 51 (1 to 7, 8?9); 52 (S1, 1 to 9); 53 (S1, 1 to 9); 54 (, 1 to 9); 55 (S1, 1 to 9); 56 (S1, 1 to 9); 57 (, 1 to 9); 58 (, 1 to 9); 59 (S1, 1 to 9); 61 (S1, 1 to 9); 62 (S1, 1 to 9); 63 (S1, 1 to 7, 8-9); 64 (S1, 1 to 3, 5 to 7); 65 (S1, 1-2, 3-4, 5, 6-7, 8, 9); 66 (S1, 1-2, 4, 5, 6-7)
Library of Congress
2014-2024
Preserved
2025-04-07
17 (S19); 55 (3, 8); 56 (1 to 9, S1); 57 (1 to 7, 9, s1); 58 (1 to 3, 8, S1); 59 (2, 4, 6, 8, 9, S1); 60 (1, 5 to 9); 61 (1 to 3, 6, 8, 9, S1); 62 (1, 2, 5 to 9, S1); 63 (1 to 8-9, S1); 64 (7, S1); 65 (1-2, S1)