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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 : 39 (3, 4); 40 (3, 4); 41 (2-4); 42 (1-4); 43 (1, 2, 4); 44 (2-4); 45 (1-4); 46 (1, 2, 3S); 47 (1-4); 48 (1S, 2, 4); 49 (1-3, 4); 50 (1, 2, 3S)
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Internet Archive
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Preserved
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2025-08-08
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1 to 27
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CLOCKSS Archive
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Preserved
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2026-02-09
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39 to 57
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 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, 2, 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1, 3, 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 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 : 2008: 39(1-4), 2009: 40(1-4), 2010: 41(1-4), 2011: 42(1-4), 2012: 43(1-4), 2013: 44(1-4), 2014: 45(1-4), 2015: 46(1-4), 2016: 47(1-4), 2017: 48(1-4), 2018: 49(1-4), 2019: 50(1-3, 3, S, 4, 4, S 2), 2020: 51(1-3, 3, S, 4, 4, S), 2021: 52(1-2, 2, S, 3, 3, S, 4, 4, S), 2022: 53(1-2, 2, S, 2, S 1-3, 3, S, 4, 4, S, 4, S 1), 2023: 54(1-2, 2, S, 2, S 1-3, 3, S, 4, 4, S, 4, S 1), 2024: 55(1, 1, S, 2-3, 3, S, 4), 2025: 56(1, 1, S, 2, 2, S, 3-6), 2026: 57(1)
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Internet Archive
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Preserved
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2025-08-08
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1 to 43
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