| article html file updated | 2 September 2025 02:35 CEST | Update | https://www.mdpi.com/2227-9067/8/4/274 |
| article html file updated | 25 July 2022 10:33 CEST | Update | - |
| article html file updated | 4 August 2021 03:16 CEST | Update | - |
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| article html file updated | 23 April 2021 07:30 CEST | Update | - |
| article pdf uploaded. | 23 April 2021 07:29 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/4/274/pdf |
| article xml uploaded. | 23 April 2021 07:29 CEST | Update | https://www.mdpi.com/2227-9067/8/4/274/xml |
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| article html file updated | 2 April 2021 12:30 CEST | Original file | - |
| article pdf uploaded. | 2 April 2021 12:29 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/274/pdf-vor |
| article xml file uploaded | 2 April 2021 12:29 CEST | Original file | - |
