|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1972: 2(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1978: 8(1-2), 1977/1979: 9(1-3), 1980: 10(1-2), 1981: 11(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1992: 22(1-6), 1993: 23(1-6), 1994: 24(1-4), 1995: 25(1-4), 1996: 26(1-3), 1997: 27(1-3), 1998: 28(1-3), 1999: 29(1-3), 2000: 30(1-3), 2001: 31(1-3), 2002: 32(1-3), 2003: 33(1-4), 2004: 34(1-6), 2005: 35(1-4), 2006: 36(1-5), 2007: 37(1-4), 2008: 38(1-4), 2009: 39(1-4), 2010: 40(1-5), 2011: 41(1-4), 2012: 42(1-5), 2013: 43(1-5), 2014: 44(1-5), 2015: 45(1-2, 4), 2016: 46(1-4), 2017: 47(1-6), 2018: 48(1-6), 2019: 49(1-6), 2020: 50(1-6), 2021: 51(1-6), 2022: 52(1-6), 2023: 53(1-6), 2024: 54(1-5), 2025: 55(1-8)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2008: 38(1-4), 2009: 39(1-5), 2010: 40(1-5), 2011: 41(1-4), 2012: 42(1-5), 2013: 43(1, S 1, 2-4), 2014: 44(1, 3-5), 2015: 45(1-5), 2016: 46(1-4), 2017: 47(1-6), 2018: 48(1-5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2021: 51(1-2), 2022: 52(1-6), 2023: 53(1-6), 2024: 54(1-5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2025: 55(1-7)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
43 to 45
|
|
|
Public Knowledge Project PLN
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 55 (1 to 12); 56 (1, 2)
|