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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 14 (1); 2024
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Portico
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Preserved
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2026-02-12
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Preserved : 2012/2013: 8(1-2), 2014/2015: 9(1-2), 2016/2017: 10(1-2), 2018/2019: 11(1-2), 2020/2022: 12(1-2), 2023: 13(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2024: 14(1-2), 2025: 15(1)
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Public Knowledge Project PLN
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Preserved
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2026-02-12
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Preserved : 1 (1, 2); 2 (1, 2); 3 (1, 2); 4 (1, 2); 5 (1, 2); 6 (1, 2); 7 (1, 2); 8 (1, 2); 9 (1, 2); 10 (1, 2); 11 (1, 2); 12 (1, 2); 13 (1); 14 (2); 15 (1, 2)
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