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Swiss National Library
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Preserved
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2020-01-08
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1 (1 to 3-4); 2 (1 to 4); 3 (1 to 3-4); 4 (1-2, 3-4); 5 (S1, 1-2, 3-4); 6 (S1, 1-2, 3-4); 7 (1-2, 3-4, 5, 6)
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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, 2, 3-4); 2 (, 1); 3 (, 1, 2, 3-4); 4 (, 1-2, 3-4); 5 (, 1-2, 3-4); 6 (, 1-2, 3-4); 7 (, 1-2, 3-4, 5, 6); 8 (, 1, 2-6); 2012; 2013; 2015; 2016; 2017; 2018; 2020
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Portico
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Preserved
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2026-02-12
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Preserved : 2012/2013: 1(1-4, 3-4), 2013: 2(1-4), 2014: 3(1-4, 3-4), 2015: 4(1-2, 1-4, 3-4), 2016: 5(1-2, S 1, 3-4), 2017: 6(1-2, S 1, 3-4), 2018: 7(1-6), 2019: 8(1-6)
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