| article html file updated | 2 September 2025 09:00 CEST | Update | https://www.mdpi.com/1999-4907/12/6/688 |
| article html file updated | 26 July 2022 21:39 CEST | Update | - |
| article html file updated | 28 May 2021 11:14 CEST | Update | - |
| article pdf uploaded. | 28 May 2021 11:12 CEST | Updated version of record | https://www.mdpi.com/1999-4907/12/6/688/pdf |
| article xml uploaded. | 28 May 2021 11:12 CEST | Update | https://www.mdpi.com/1999-4907/12/6/688/xml |
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| article pdf uploaded. | 27 May 2021 15:36 CEST | Version of Record | https://www.mdpi.com/1999-4907/12/6/688/pdf-vor |