| article html file updated | 2 September 2025 03:00 CEST | Update | https://www.mdpi.com/2077-1312/9/4/391 |
| article html file updated | 25 July 2022 11:08 CEST | Update | - |
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| article pdf uploaded. | 8 April 2021 06:45 CEST | Updated version of record | https://www.mdpi.com/2077-1312/9/4/391/pdf |
| article xml uploaded. | 8 April 2021 06:45 CEST | Update | https://www.mdpi.com/2077-1312/9/4/391/xml |
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| article pdf uploaded. | 7 April 2021 14:01 CEST | Version of Record | https://www.mdpi.com/2077-1312/9/4/391/pdf-vor |
