| article html file updated | 31 August 2025 12:37 CEST | Update | https://www.mdpi.com/1996-1073/13/4/1013 |
| article html file updated | 20 July 2022 21:07 CEST | Update | - |
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| article pdf uploaded. | 26 February 2020 04:18 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/4/1013/pdf |
| article xml uploaded. | 26 February 2020 04:18 CET | Update | https://www.mdpi.com/1996-1073/13/4/1013/xml |
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| article pdf uploaded. | 24 February 2020 16:46 CET | Version of Record | https://www.mdpi.com/1996-1073/13/4/1013/pdf-vor |
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