| article html file updated | 31 August 2025 08:05 CEST | Update | https://www.mdpi.com/1996-1073/13/1/229 |
| article html file updated | 19 July 2022 20:14 CEST | Update | - |
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| article pdf uploaded. | 3 January 2020 03:02 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/229/pdf |
| article xml uploaded. | 3 January 2020 03:02 CET | Update | https://www.mdpi.com/1996-1073/13/1/229/xml |
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| article html file updated | 2 January 2020 11:56 CET | Original file | - |
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| article xml file uploaded | 2 January 2020 11:55 CET | Original file | - |
