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Portico
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Preserved
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2026-02-12
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Preserved : 2021: 23(1-3), 2022: 24(1-3), 2023: 25(1-2), 2024: 26(1-3), 2025: 27(1-3)
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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); 12 (2); 13 (1, 2); 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 4); 18 (1 to 3); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1, 2); 23 (1 to 3); 24 (1 to 3); 25 (1, 2); 26 (1 to 3); 27 (1 to 3)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 10 (1, 2); 11 (, 1); 12 (, 1, 2); 13 (, 1, 2); 14 (, 1 to 3); 15 (, 1 to 3); 16 (, 1 to 3); 17 (, 1 to 4); 18 (, 1 to 3); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1, 2); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1, 2); 26 (, 1 to 3); 27 (, 1 to 3); 1944; 1999; 2000; 2001; 2002; 2003; 2004; 2006; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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