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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2 to 4); 2 (5 to 8); 3 (9 to 12); 4 (13 to 16); 5 (17 to 20); 6 (21 to 24); 7 (25 to 28); 8 (29 to 32); 9 (33 to 36); 10 (37 to 40); 11 (41 to 44); 12 (45 to 48); 13 (49 to 52); 14 (53 to 56); 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 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1, 2, 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4)
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Internet Archive
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Preserved
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2025-08-08
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3 to 28
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Portico
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Preserved
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2026-04-23
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Preserved : 1985: 1(1-4), 1986: 2(5-8), 1987: 3(9-12), 1988: 4(13-16), 1989: 5(17-20), 1990: 6(21-24), 1991: 7(25-28), 1992: 8(29-32), 1993: 9(33-36), 1994: 10(37-40), 1995: 11(41-44), 1996: 12(45-48), 1997: 13(49-52), 1998: 14(53-56), 1999: 15(1-4), 2000: 16(1-4), 2001: 17(1-4)
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CLOCKSS Archive
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Preserved
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2026-04-27
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1 to 41
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Portico
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Preserved
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2026-04-23
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Preserved : 2007: 23(3-4), 2008: 24(1-4), 2009: 25(1-4), 2010: 26(1-4), 2011: 27(1-4), 2012: 28(1-4), 2013: 29(1-4), 2014: 30(1-4), 2015: 31(1-4), 2016: 32(1-4), 2017: 33(1-4), 2018: 34(1-4), 2019: 35(1-4), 2020: 36(1-4), 2021: 37(1-4), 2022: 38(1-4), 2023: 39(1-4), 2024: 40(1-4), 2025: 41(1)
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Library of Congress
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Preserved
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2025-04-07
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35 (2 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 3)
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