| article html file updated | 2 September 2025 02:34 CEST | Update | https://www.mdpi.com/2227-9067/8/4/273 |
| article html file updated | 25 July 2022 10:30 CEST | Update | - |
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| article html file updated | 19 April 2021 09:49 CEST | Update | - |
| article pdf uploaded. | 19 April 2021 09:48 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/4/273/pdf |
| article xml uploaded. | 19 April 2021 09:48 CEST | Update | https://www.mdpi.com/2227-9067/8/4/273/xml |
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| article html file updated | 11 April 2021 02:12 CEST | Update | - |
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| article html file updated | 2 April 2021 10:43 CEST | Original file | - |
| article pdf uploaded. | 2 April 2021 10:41 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/273/pdf-vor |
| article xml file uploaded | 2 April 2021 10:41 CEST | Original file | - |
