| article html file updated | 31 August 2025 16:17 CEST | Update | https://www.mdpi.com/2077-1312/8/4/247 |
| article html file updated | 21 July 2022 00:46 CEST | Update | - |
| article html file updated | 11 May 2020 10:13 CEST | Update | - |
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| article pdf uploaded. | 20 April 2020 12:19 CEST | Updated version of record | https://www.mdpi.com/2077-1312/8/4/247/pdf |
| article xml uploaded. | 20 April 2020 12:19 CEST | Update | https://www.mdpi.com/2077-1312/8/4/247/xml |
| article xml file uploaded | 20 April 2020 12:19 CEST | Update | - |
| article pdf uploaded. | 2 April 2020 14:49 CEST | Version of Record | https://www.mdpi.com/2077-1312/8/4/247/pdf-vor |
| article xml file uploaded | 2 April 2020 14:49 CEST | Original file | - |
