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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 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, 2-3, 4); 31 (1 to 4); 32 (1, 2, 3-4); 33 (1 to 4); 34 (1-2, 3, 4); 35 (1 to 4); 36 (1 to 4); 37 (3, 4); 38 (1 to 4); 39 (1 to 3); 40 (1 to 4); 41 (1 to 4); 42 (1 to 5); 43 (1 to 4); 44 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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1 to 11
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 44
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Portico
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Preserved
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2026-04-02
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Preserved : 1983: 1(1-2), 1984: 2(1-4), 1985: 3(1-4), 1986: 4(1-4), 1987/1988: 5(1-4), 1988/1989: 6(1-4), 1989/1990: 7(1-4), 1990/1991: 8(1-4), 1991: 9(1-4), 1991/1992: 10(1-4), 1992/1993: 11(1-4), 1993/1994: 12(1-4), 1994/1995: 13(1-4), 1996: 14(1-4), 1997: 15(1-4), 1998: 16(1-4), 1999: 17(1-4), 2000: 18(1-4), 2001: 19(1-4), 2002: 20(1-4), 2003: 21(1-4), 2004: 22(1-4), 2005: 23(1-4), 2006: 24(1-4), 2006/2007: 25(1-4), 2007/2008: 26(1-4), 2008/2009: 27(1-4), 2010: 28(1-4), 2011: 29(1-4), 2012: 30(1-4), 2013: 31(1-4), 2014: 32(1-4), 2015: 33(2-4), 2016: 34(1-4), 2017: 35(1-4), 2018: 36(1-4), 2019: 37(1-4), 2019/2020: 38(1-4), 2021: 39(1-4), 2022: 40(1-4), 2023: 41(1-4), 2024: 42(1-5), 2025: 43(1-4), 2026: 44(1-2)
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LOCKSS Archive
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In Progress
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2026-04-06
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30
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LOCKSS Archive
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Preserved
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2026-04-06
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31 to 37
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Library of Congress
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Preserved
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2025-04-07
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36 (2 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 3-4); 40 (1 to 4); 41 (1 to 4); 42 (1, 2, 4)
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 2 (1 to 4); 3 (1, 2, 4); 4 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (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); 31 (1 to 4); 32 (1 to 3); 33 (1 to 4); 34 (1, 3, 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1, 2, 3-4); 41 (1 to 4); 42 (1 to 5)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 2 (1 to 4); 3 (1, 2, 4); 4 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (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); 31 (1 to 4); 32 (1 to 3); 33 (1 to 4); 34 (1, 3, 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1, 2, 3-4); 41 (1 to 4); 42 (1 to 5)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 15 (1-4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1, 2-3, 4); 31 (1-4); 32 (1, 2, 3-4); 33 (1-4); 34 (1-2, 3, 4); 35 (1-4); 36 (1-4); 37 (1-3)
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