| article html file updated | 31 August 2025 17:22 CEST | Update | https://www.mdpi.com/2413-8851/4/2/18 |
| article html file updated | 21 July 2022 01:50 CEST | Update | - |
| article html file updated | 22 April 2020 12:03 CEST | Update | - |
| article pdf uploaded. | 22 April 2020 12:01 CEST | Updated version of record | https://www.mdpi.com/2413-8851/4/2/18/pdf |
| article xml uploaded. | 22 April 2020 12:01 CEST | Update | https://www.mdpi.com/2413-8851/4/2/18/xml |
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| article pdf uploaded. | 18 April 2020 12:14 CEST | Updated version of record | https://www.mdpi.com/2413-8851/4/2/18/pdf-vor |
| article xml file uploaded | 18 April 2020 12:14 CEST | Update | - |
| article html file updated | 14 April 2020 13:12 CEST | Original file | - |
| article pdf uploaded. | 14 April 2020 13:11 CEST | Version of Record | https://www.mdpi.com/2413-8851/4/2/18/pdf-vor |
| article xml file uploaded | 14 April 2020 13:11 CEST | Original file | - |
