|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1, 2, 3-4, 5-6); 2 (, 1 to 6); 3 (, 1 to 8); 4 (, 1, 2-3, 4 to 10); 5 (, 1 to 12); 6 (, 1 to 12); 7 (, 1 to 4, 5-6, 7 to 12); 8 (, 1 to 12); 9 (, 1 to 9, 10-11, 12); 10 (, 1-2, 3 to 12); 11 (, 1 to 7, 8-12); 12 (, 1-2, 3-4, 5 to 10, 11-12); 13 (, 1, 2, 3-4, 5 to 9, 10-12); 14 (, 1, 2, 3-5, 6 to 10, 11-12); 15 (, 1-2, 3 to 12); 16 (, 1, 2-3, 4 to 10, 11-12); 17 (, 1 to 6, 7-8, 9-10, 11-12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 5, 7 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 23 (, 1, 6 to 12); 24 (, 1 to 9); 25 (, 3 to 12); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 12); 30 (, 1 to 7, 9 to 12); 31 (, 1 to 12); 32 (, 1 to 12); 33 (, 1 to 12); 34 (, 1 to 12); 35 (, 1 to 12); 36 (, 1 to 6); 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
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 17
|
|
|
Technische Informationsbibliothek
|
|
Preserved
|
2026-01-13
|
|
|
vol.10:3-12,1-2;vol.11:1-7,8-12;vol.12:5-10,11-12,1-2,3-4;vol.13:1-2,5-9,10-12,3-4;vol.14:1-2,6-10,11-12,3-5;vol.15:3-12,1-2;vol.16:1-1,4-10,11-12,2-3;vol.17:1-6,11-12,7-8,9-10;vol.18:1-12;vol.19:1-12;vol.20:1-12;vol.21:1-12;vol.22:1-12;vol.23:1-12;vol.24:1-12,sup.s1;vol.25:1-12;vol.26:1-12;vol.27:1-12;vol.28:1-12;vol.29:1-12;vol.30:1-12;vol.31:1-12;vol.32:1;vol.8:1-12;vol.9:1-9,12,10-11
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-8), 1993: 4(1-10), 1994: 5(1-12), 1995: 6(1-12), 1996: 7(1-12), 1997: 8(1-12), 1998: 9(1-12), 1999: 10(1-12), 2000: 11(1-12), 2001: 12(1-12), 2002: 13(1-12), 2003: 14(1-12), 2004: 15(1-12), 2005: 16(1-12), 2006: 17(1-12), 2007: 18(1-12), 2008: 19(1-12), 2009: 20(1-12), 2010: 21(1-12), 2011: 22(1-12), 2012: 23(1-12), 2013: 24(1-12), 2014: 25(1-12), 2015: 26(1-12), 2016: 27(1-12), 2017: 28(1-12), 2018: 29(1-12), 2019: 30(1-12), 2020: 31(1-12), 2021: 32(1-12), 2022: 33(1-12), 2023: 34(1-12), 2024: 35(1-12), 2025: 36(1-12), 2026: 37(1-2)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
2 to 37
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 1 (1?2, 3 to 9, 11, 12); 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 7 (1 to 4, 5‐6, 7 to 9, 11, 12); 8 (1 to 9, 11, 12); 9 (1 to 9, 12); 11 (1 to 7, 8?12); 12 (1?2, 3?4, 5 to 9, 11?12); 13 (1, 2, 3?4, 5 to 9); 14 (1, 2, 3?5, 6 to 9, 11?12); 15 (1?2, 3 to 9, 11, 12); 16 (1, 2?3, 4 to 9, 11?12); 17 (1 to 6, 7?8, 9?1, 11?12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (, 1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 7, 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 1 (1?2, 3 to 9, 11, 12); 2 (1 to 9, 11, 12); 3 (1 to 9, 11, 12); 7 (1 to 4, 5‐6, 7 to 9, 11, 12); 8 (1 to 9, 11, 12); 9 (1 to 9, 12); 11 (1 to 7, 8?12); 12 (1?2, 3?4, 5 to 9, 11?12); 13 (1, 2, 3?4, 5 to 9); 14 (1, 2, 3?5, 6 to 9, 11?12); 15 (1?2, 3 to 9, 11, 12); 16 (1, 2?3, 4 to 9, 11?12); 17 (1 to 6, 7?8, 9?1, 11?12); 18 (1 to 9, 11, 12); 19 (1 to 9, 11, 12); 21 (1 to 9, 11, 12); 22 (1 to 9, 11, 12); 23 (1 to 9, 11, 12); 24 (, 1 to 9, 11, 12); 25 (1 to 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11, 12); 33 (1 to 7, 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9)
|
