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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 70 (1 to 6); 71 (1 to 6); 72 (2 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1, 3 to 6); 76 (1 to 6); 77 (1 to 6); 78 (1 to 6); 79 (1 to 6); 80 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 6); 87 (1 to 6); 88 (1 to 6); 89 (1 to 6); 90 (1 to 6); 91 (1 to 6); 92 (1 to 6); 93 (1 to 6); 94 (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 82
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CLOCKSS Archive
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Preserved
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2026-04-06
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67 to 94
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Portico
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Preserved
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2026-04-09
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Preserved : 2012: 80(1-6), 2013: 81(1-6), 2014: 82(1-6), 2015: 83(1-6), 2016: 84(1-6), 2017: 85(1-6), 2018: 86(1-6), 2019: 87(1-6), 2020: 88(1-6), 2021: 89(1-6), 2022: 90(1-6), 2023: 91(1-6), 2024: 92(1-6), 2025: 93(1-6), 2026: 94(1)
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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 : 74 (1-6); 75 (1-6)
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