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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1988 (15); 2019 (, 198 to 203); 2020 (, 204 to 209); 2021 (, 210 to 215); 2022 (, 216 to 221); 2023 (, 222 to 227); 2024 (, 228 to 233)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 2009(138-143), 2010: 2010(148-149), 2011: 2011(150-154), 2012: 2012(161), 2013: 2013(162-167), 2014: 2014(168-171, 173), 2015: 2015(174-179), 2016: 2016(180-185), 2017: 2017(186-191), 2018: 2018(192-197)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1988 to 2024
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LOCKSS Archive
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Preserved
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2026-02-09
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1988 to 2024
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Portico
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Preserved
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2026-02-12
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Preserved : 2019: 2019(198-203), 2020: 2020(204-209), 2021: 2021(210-215), 2022: 2022(216-221), 2023: 2023(222-227), 2024: 2024(228-233)
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Library of Congress
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Preserved
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2025-04-07
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2019; 2020; 2021; 2022; 2023; 2024
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