|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved :
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1993: 49(1-6), 1994: 50(1-6), 1995: 51(1-6), 1996: 52(1-6), 1997: 53(1-6), 1998: 54(1-5), 1999: 55(1-6), 2000: 56(1-6), 2001: 57(1-6), 2002: 58(1-5), 2003: 59(1-6, 9), 2004: 60(1-6), 2005: 61(1-6), 2006: 62(1-6), 2007: 63(1-6), 2008: 64(1-6), 2009: 65(1-6), 2010: 66(1-6), 2011: 67(1-12), 2012: 68(1-12), 2013: 69(1-12), 2014: 70(1-12), 2015: 71(1-12)
|
|
|
Technische Informationsbibliothek
|
|
Preserved
|
2026-01-13
|
|
|
vol.72:1-12;vol.73:1-12;vol.74:1-12;vol.75:1-12;vol.76:1-12;vol.77:1
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 6 (1 to 9, 11, 12?1); 7 (1 to 9, 11, 12); 53 (1 to 6); 54 (1 to 5, 6?1); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 5 to 7 to 9, 11, 12); 59 (1 to 9, 11, 12); 61 (1 to 9, 11, 12); 62 (1 to 9, 11, 12); 63 (1 to 9, 11, 12); 64 (1 to 9, 11, 12); 65 (1 to 9, 11, 12); 66 (1 to 9, 11, 12); 67 (1 to 9, 11, 12); 68 (1 to 9, 11, 12); 69 (1 to 9, 11, 12); 71 (1 to 9, 11, 12)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 6 (1 to 9, 11, 12?1); 7 (1 to 9, 11, 12); 53 (1 to 6); 54 (1 to 5, 6?2); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 5 to 7 to 9, 11, 12); 59 (1 to 9, 11, 12); 61 (1 to 9, 11, 12); 62 (1 to 9, 11, 12); 63 (1 to 9, 11, 12); 64 (1 to 9, 11, 12); 65 (1 to 9, 11, 12); 66 (1 to 9, 11, 12); 67 (1 to 9, 11, 12); 68 (1 to 9, 11, 12); 69 (1 to 9, 11, 12); 71 (1 to 9, 11, 12)
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 49 (1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 6); 53 (, 1 to 6); 54 (, 1 to 5, 6-1); 55 (, 1 to 12); 56 (, 1 to 12); 57 (, 1 to 12); 58 (, 1 to 5 to 7 to 9 to 11, 12); 59 (, 1 to 12); 60 (, 1 to 11, 12-1); 61 (, 1 to 12); 62 (, 1 to 12); 63 (, 1 to 12); 64 (, 1 to 12); 65 (, 1 to 12); 66 (, 1 to 12); 67 (, 1 to 12); 68 (, 1 to 12); 69 (, 1 to 11); 70 (, 1 to 12); 71 (, 1 to 12); 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 49 (1, 3-6); 50 (1-6); 51 (1-6); 52 (1-6); 53 (1-6); 54 (1-5, 6-1); 55 (1-12); 56 (1-12); 57 (1-12); 58 (1-5-7-9-11, 12); 59 (1-12); 60 (1-11, 12-1); 61 (1-12); 62 (1-12); 63 (1-12); 64 (1-4); 65 (C); 66 (12); 67 (1-12); 68 (1-12); 69 (1-12); 70 (1-11); 71 (1-12)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
59 (9); 65 (2); 66 (4 to 6); 70 (1 to 12); 71 (1 to 12)
|
