| article html file updated | 31 August 2025 07:02 CEST | Update | https://www.mdpi.com/1996-1073/13/1/45 |
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| article pdf uploaded. | 25 December 2019 02:52 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/45/pdf |
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| article html file updated | 20 December 2019 07:42 CET | Original file | - |
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