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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 12 (24, 25); 13 (, 26, 27); 14 (, 28, 29); 15 (, 30, 31); 16 (, 32, 33); 17 (, 34, 35); 18 (, 1, 37); 19 (, 38 to 40); 20 (, 41 to 44); 21 (, 45 to 48); 22 (, 49 to 52); 23 (, 53 to 56); 24 (, 57 to 60); 25 (, 61 to 64); 26 (, 65 to 68); 27 (, 69 to 72); 28 (, 73 to 76); 29 (, 77 to 80); 35 (, 1); 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014
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Internet Archive
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Preserved
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2025-08-08
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4 to
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CLOCKSS Archive
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Preserved
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2026-02-09
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12 to 29
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 12(24-25), 1998: 13(26-27), 1999: 14(28-29), 2000: 15(30-31), 2001: 16(32-33), 2002: 17(34-35), 2003: 18(36-37), 2004: 19(38-40), 2005: 20(41-44), 2006: 21(45-48), 2007: 22(49-52), 2008: 23(53-56), 2009: 24(57-60), 2010: 25(61-64), 2011: 26(65-68), 2012: 27(69-72), 2013: 28(73-76), 2014: 29(77-80)
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Portico
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Preserved
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2026-02-12
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Preserved : 1985/1986: 1(1-3), 1987: 2(4-5), 1988: 3(6-7), 1989: 4(8-9), 1990: 5(10-11), 1991: 6(12-13), 1992: 7(14-15), 1993: 8(16-17), 1994: 9(18-19), 1995: 10(20-21), 1996: 11(22-23)
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Portico
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Preserved
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2026-02-12
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Preserved : 1997: 12(25)
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Portico
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Preserved
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2026-02-12
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Preserved : 2003: 18(36), 2004: 19(38-40), 2005: 20(41-44), 2006: 21(45-48), 2007: 22(49-52), 2008: 23(53-56), 2009: 24(57-60), 2010: 25(61-64), 2011: 26(65-68), 2012: 27(69-72), 2013: 28(73-76), 2014: 29(77-80), 2014/2015: 30(81-84), 2016: 31(85-88), 2017: 32(89-92), 2018: 33(93-96), 2019: 34(97-100), 2020: 35(101-104), 2021: 36(105-108), 2022: 37(109-112), 2023: 38(113-116), 2024: 39(117-120), 2025: 40(121-124)
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LOCKSS Archive
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Preserved
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2026-02-09
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23 to 39
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CLOCKSS Archive
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In Progress
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2026-02-09
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23, 31, 33 to 40
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CLOCKSS Archive
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Preserved
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2026-02-09
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24 to 30, 32
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LOCKSS Archive
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In Progress
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2026-02-09
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40
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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 : 3 (81 to 84); 22 (5, 49, 51, 52); 23 (53 to 56); 24 (6, 57 to 59); 25 (61 to 64); 26 (65 to 68); 27 (7, 69, 71, 72); 28 (73 to 76); 29 (8, 77 to 79); 31 (85 to 88); 32 (9, 89, 91, 92); 33 (93 to 96)
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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 : 3 (81 to 84); 22 (5, 49, 51, 52); 23 (53 to 56); 24 (6, 57 to 59); 25 (61 to 64); 26 (65 to 68); 27 (7, 69, 71, 72); 28 (73 to 76); 29 (8, 77 to 79); 31 (85 to 88); 32 (9, 89, 91, 92); 33 (93 to 96)
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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 : 21 (45-48); 22 (49-52)
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British Library
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Preserved
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2019-09-18
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Preserved : 18 (36), 30 (83 to 84), 31 (85; 87 to 88), 32 (90 to 92), 33 (95)
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