| article html file updated | 2 September 2025 02:49 CEST | Update | https://www.mdpi.com/2075-4663/9/4/51 |
| article html file updated | 25 July 2022 10:54 CEST | Update | - |
| article html file updated | 4 August 2021 09:26 CEST | Update | - |
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| article html file updated | 7 April 2021 11:31 CEST | Update | - |
| article pdf uploaded. | 7 April 2021 11:29 CEST | Updated version of record | https://www.mdpi.com/2075-4663/9/4/51/pdf |
| article xml uploaded. | 7 April 2021 11:29 CEST | Update | https://www.mdpi.com/2075-4663/9/4/51/xml |
| article xml file uploaded | 7 April 2021 11:29 CEST | Update | - |
| article html file updated | 6 April 2021 10:31 CEST | Original file | - |
| article pdf uploaded. | 6 April 2021 10:29 CEST | Version of Record | https://www.mdpi.com/2075-4663/9/4/51/pdf-vor |
| article xml file uploaded | 6 April 2021 10:29 CEST | Original file | - |
