| article html file updated | 2 September 2025 01:52 CEST | Update | https://www.mdpi.com/2075-4663/9/4/44 |
| article html file updated | 25 July 2022 09:27 CEST | Update | - |
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| article pdf uploaded. | 29 March 2021 05:01 CEST | Updated version of record | https://www.mdpi.com/2075-4663/9/4/44/pdf |
| article xml uploaded. | 29 March 2021 05:01 CEST | Update | https://www.mdpi.com/2075-4663/9/4/44/xml |
| article xml file uploaded | 29 March 2021 05:01 CEST | Original file | - |
| article pdf uploaded. | 26 March 2021 14:48 CET | Version of Record | https://www.mdpi.com/2075-4663/9/4/44/pdf-vor |
