| article html file updated | 1 September 2025 00:38 CEST | Update | https://www.mdpi.com/2223-7747/9/6/791 |
| article html file updated | 21 July 2022 21:57 CEST | Update | - |
| article html file updated | 6 July 2020 13:11 CEST | Update | - |
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| article xml uploaded. | 28 June 2020 16:35 CEST | Update | https://www.mdpi.com/2223-7747/9/6/791/xml |
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| article pdf uploaded. | 24 June 2020 14:09 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/791/pdf-vor |
