| article html file updated | 31 August 2025 10:02 CEST | Update | https://www.mdpi.com/2079-8954/8/1/4 |
| article html file updated | 20 July 2022 18:34 CEST | Update | - |
| article html file updated | 26 March 2020 11:14 CET | Original file | - |
| article pdf uploaded. | 26 March 2020 11:12 CET | Updated version of record | https://www.mdpi.com/2079-8954/8/1/4/pdf |
| article xml uploaded. | 26 March 2020 11:12 CET | Update | https://www.mdpi.com/2079-8954/8/1/4/xml |
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| article pdf uploaded. | 27 January 2020 14:23 CET | Version of Record | https://www.mdpi.com/2079-8954/8/1/4/pdf-vor |
| article xml file uploaded | 27 January 2020 14:23 CET | Original file | - |
