|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1_suppl, 2 to 4); 4 (, 1_suppl, 2 to 4); 5 (, 1 to 4); 6 (, 1S, 2_suppl, 3, 4); 7 (, 1S, 2 to 4); 8 (, 1 to 4); 9 (, 1S, 2_suppl, 3, 4); 10 (, 1 to 3 to 6); 11 (, 1_suppl, 2 to 6); 12 (, 1S, 2 to 8); 13 (, 1S, 2 to 12); 14 (, 1_suppl, 2 to 12); 15 (, 1_suppl, 2 to 12); 16 (, 1 to 12); 17 (, 1 to 3 to 12); 18 (, 1_suppl, 2 to 12); 19 (, 1S, 2 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 4 to 6 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 (, 2 to 12); 30 (, 1 to 14); 31 (, 1 to 12, 14); 32 (, 1 to 14); 33 (, 1 to 14); 34 (, 1 to 14); 35 (, 1 to 14); 36 (, 1 to 12, 13-14); 37 (, 1 to 7, 8-9, 10-11, 12-14); 38 (, 1-2, 3-4, 5, 6-7, 8-9, 10-12, 13-14); 39 (, 1-2, 3-4, 5-6, 7-8, 9-10, 11-12, 13-14); 40 (, 1 to 6); 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
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
4 to 18
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1986: 1(1-4), 1987: 2(1-4), 1988: 3(1, 1, S, 2-4), 1989: 4(1, 1, S, s1-4), 1990: 5(1-4), 1991: 6(1, 1, S, s1-2, 2, S, 3-4), 1992: 7(1, 1, S, 2-4), 1993: 8(1-4), 1994: 9(1, 1, S, 2, 2, S, 3-4), 1995: 10(1, 1, S, 2, 2, S, s2-6), 1996: 11(1, 1, S, s1-6), 1997: 12(1, 1, S, 2-8), 1998: 13(1, 1, S, 2-12), 1999: 14(1-12), 2000: 15(1, 1, S, 2-12), 2001: 16(1-12), 2002: 17(1-3, 3, S, 4-12), 2003: 18(1, 1, S, 2-12), 2004: 19(1-12), 2005: 20(1, 1, S, 2-12), 2006: 21(1-12), 2007: 22(1-5, 5, S, s5-12), 2008: 23(1-12), 2009: 24(1-12), 2010: 25(1-12), 2011: 26(1-12), 2012: 27(1-12), 2013: 28(1-12), 2014: 29(1-12), 2015: 30(1-14), 2016: 31(1-14), 2017: 32(1-14), 2018: 33(1-14), 2019: 34(1-14), 2020: 35(1-14), 2021: 36(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2021: 36(5, 8-14), 2022: 37(1-14), 2023: 38(1-14), 2024: 39(1-14), 2025: 40(1-10), 2026: 41(1-3)
|
|
|
CLOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
1 to 22, 31 to 40
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
1 to 17, 40
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
18 to 39
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
23 to 30
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 1 (1-4); 2 (1-4); 3 (1-4); 4 (1-4); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1-6); 11 (1-6); 12 (1-8); 13 (1-12); 14 (1-12); 15 (1-12); 16 (1-12); 17 (1-12); 18 (1-12); 19 (1-12); 20 (1-12); 21 (1-12); 22 (1-5, 7-12); 23 (1-11); 24 (1-12); 25 (1-12); 26 (1-9, 12); 27 (1-12); 28 (1-12); 29 (1-12); 30 (1-8, 10, 12, 14); 31 (1-14); 32 (1-14); 33 (1-14); 34 (1-11, 13, 14)
|
|
|
British Library
|
|
Preserved
|
2019-09-18
|
|
|
Preserved : 29 (1 to 12), 30 (1 to 14), 31 (1 to 14), 32 (1 to 14), 33 (1 to 13)
|
