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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 4); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 8); 5 (, 1, 2-3, 4 to 8); 6 (, 1 to 8); 7 (, 1 to 8); 8 (, 1 to 8); 9 (, 1 to 8); 10 (, 1-2, 3, 4-5, 6 to 8); 11 (, 1 to 8); 12 (, 1 to 8, 9-10); 13 (, 1 to 7, 8-9, 10); 14 (, 1 to 10); 15 (, 1 to 10); 16 (, 1, 2, 3-4, 5 to 10); 17 (, 1, 2-3, 4-5, 6 to 10); 18 (, 1 to 4, 5-6, 7 to 10); 19 (, 1 to 8); 20 (, 1 to 8); 21 (, 1 to 8); 22 (, 1 to 8); 23 (, 1 to 8); 24 (, 1 to 8); 25; 26; 27; 28; 29; 30; 31; 32; 33; 34; 35; 36; 37; 38; 39; 40; 41; 42; 43; 44; 45; 46; 47; 48; 49; 50; 51; 52; 53; 54; 55; 56; 57; 58; 59; 60; 61; 62; 63; 64; 65; 66; 68; 71; 72; 73; 74; 75; 76; 77; 78; 79; 80; 81; 82; 83; 84; 85; 86; 87; 88; 89; 90; 91; 92; 93; 94; 95; 96; 97; 98; 99; 100; 101; 102; 103; 104; 105; 106; 107; 108; 109; 110; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Portico
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Preserved
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2026-02-12
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Preserved : 1991: 1(1-4)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 114
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Portico
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Preserved
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2026-02-12
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Preserved : 1992: 2(1-6), 1993: 3(1-6), 1994: 4(1-8), 1995: 5(1-8), 1996: 6(1-8), 1997: 7(1, Index 1, 2-8), 1998: 8(1-8), 1999: 9(1-8), 2000: 10(1-8), 2001: 11(1-8), 2002: 12(1-10), 2003: 13(1-10), 2004: 14(1-10), 2005: 15(1-10), 2006: 16(1-10), 2007: 17(1-10), 2008: 18(1-10), 2009: 19(1-8), 2010: 20(1-8), 2011: 21(1-8), 2012: 22(1-8), 2013: 23(1-8), 2014: 24(1-8), 2015: 25(C), 2015: 26(C), 2015: 27(C), 2015: 28(C), 2015: 29, 2015: 30, 2015: 31, 2015: 32, 2016: 33, 2016: 34, 2016: 35, 2016: 36, 2016: 37(C), 2016: 38, 2016: 39, 2016: 40, 2017: 41, 2017: 42, 2017: 43, 2017: 44, 2017: 45, 2017: 46, 2017: 47, 2017: 48, 2018: 49, 2018: 50, 2018: 51, 2018: 52, 2018: 53, 2018: 54, 2018: 55, 2018: 56, 2019: 57, 2019: 58, 2019: 59, 2019: 60, 2019: 61, 2019: 62, 2019: 63, 2019: 64, 2020: 65, 2020: 66, 2020: 67, 2020: 68, 2020: 69, 2020: 70, 2020: 71, 2020: 72, 2021: 73, 2021: 74, 2021: 75, 2021: 76, 2021: 77, 2021: 78, 2021: 79, 2021: 80, 2022: 81, 2022: 82, 2022: 83, 2022: 84, 2022: 85, 2022: 86, 2022: 87, 2022: 88, 2023: 89, 2023: 90, 2023: 91, 2023: 92, 2023: 93, 2023: 94, 2023: 95, 2023: 96, 2024: 97, 2024: 98, 2024: 99, 2024: 100, 2024: 101, 2024: 102, 2024: 103, 2024: 104, 2025: 105, 2025: 106, 2025: 107, 2025: 108, 2025: 109, 2025: 110, 2025: 111, 2025: 112, 2026: 113, 2026: 114, 2026: 115
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Internet Archive
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Preserved
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2025-08-08
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1 to 4
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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 : 1 (1-4); 2 (1-3, 5, 6); 3 (1-6); 4 (1-8); 5 (1, 2-3, 4-8); 6 (1-8); 7 (I1, 1-8); 8 (1-8); 9 (1-8); 10 (1-2, 4-5, 6-8); 11 (1-8); 12 (1-8, 9-10); 13 (1-7, 8-9, 10); 14 (1-10); 15 (1-10); 16 (1, 2, 3-4, 5-10); 17 (1, 2-3, 4-5, 6-10); 18 (1, 2, 4, 5-6, 7-10); 19 (1-8); 20 (1-8); 21 (1-8); 22 (1-8); 23 (1-8); 24 (1-8); 25 (C); 26; 27; 28; 29; 30; 31; 32; 33; 34; 35; 36; 37; 38; 39; 40; 41; 42; 43; 44; 45; 46; 47; 48; 49; 50; 52; 54; 55; 56; 57; 58; 59; 60; 61; 62; 63
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