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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 13 (2, 3); 14 (1 to 3); 15 (1 to 3); 16 (1, 2); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 20 (1, 2-3); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 3); 25 (1 to 3); 26 (1-3); 27 (2, 3); 28 (1-3); 29; 30 (3); 31 (1, 2-3, 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (2 to 4); 36 (1, 2, 3-4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4)
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Portico
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Preserved
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2026-04-16
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Preserved : 1985: 13(1-3), 1986: 14(1-3), 1987: 15(1-3), 1988: 16(1-2), 1989: 17(1-3), 1990: 18(1-3), 1991: 19(1-3), 1992: 20(1-3), 1993: 21(1-3), 1994: 22(1-3), 1995: 23(1-3), 1996: 24(1-3), 1997: 25(1-3), 1998: 26(1-3), 1999: 27(1-3), 2000: 28(1-3), 2001: 29(1-3), 2002: 30(1-3), 2003: 31(1-4), 2004: 32(1-4), 2005: 33(1-4), 2006: 34(1-4), 2007: 35(1-4), 2008: 36(1-4), 2009: 37(1-4), 2010: 38(1-4), 2011: 39(1-4), 2012: 40(1-4), 2013: 41(1-4), 2014: 42(1-4), 2015: 43(1-4), 2016: 44(1-4), 2017: 45(1-4), 2018: 46(1-4), 2019: 47(1-4), 2020: 48(1-4), 2021: 49(1-4), 2022: 50(1-4), 2023: 51(1-4), 2024: 52(1-4), 2025: 53(1-4)
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LOCKSS Archive
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Preserved
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2026-04-13
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13 to 43
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CLOCKSS Archive
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Preserved
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2026-04-13
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36 to 43
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Portico
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Preserved
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2026-04-16
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Preserved : 1985: 13(1), 1986: 14(1), 1987: 15(1), 1988: 16(1), 1989: 17(1), 1990: 18(1), 1991: 19(1), 1992: 20(1), 1993: 21(1), 1994: 22(1), 1995: 23(1), 1996: 24(1), 1997: 25(1)
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Portico
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Preserved
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2026-04-16
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Preserved : 1999: 27(1)
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Portico
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Preserved
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2026-04-16
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Preserved : 2003: 31(1), 2004: 32(1), 2005: 33(1-4), 2006: 34(1-4), 2007: 35(1-4), 2008: 36(1-4), 2009: 37(1-4), 2010: 38(1-4), 2011: 39(1-4), 2012: 40(1-4), 2013: 41(1-4), 2014: 42(1-4), 2015: 43(1-4)
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