| article html file updated | 7 September 2025 03:12 CEST | Update | https://www.mdpi.com/2218-2004/9/4/84 |
| article html file updated | 30 July 2022 11:51 CEST | Update | - |
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| article xml uploaded. | 4 November 2021 11:20 CET | Update | https://www.mdpi.com/2218-2004/9/4/84/xml |
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| article pdf uploaded. | 19 October 2021 15:59 CEST | Version of Record | https://www.mdpi.com/2218-2004/9/4/84/pdf-vor |
