| article html file updated | 31 August 2025 21:33 CEST | Update | https://www.mdpi.com/2223-7747/9/5/668 |
| article html file updated | 21 July 2022 05:57 CEST | Update | - |
| article html file updated | 5 June 2020 05:25 CEST | Update | - |
| article html file updated | 27 May 2020 09:03 CEST | Original file | - |
| article pdf uploaded. | 27 May 2020 09:02 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/5/668/pdf |
| article xml uploaded. | 27 May 2020 09:02 CEST | Update | https://www.mdpi.com/2223-7747/9/5/668/xml |
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| article pdf uploaded. | 25 May 2020 15:19 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/5/668/pdf-vor |
| article xml file uploaded | 25 May 2020 15:19 CEST | Original file | - |
