| article html file updated | 31 August 2025 17:13 CEST | Update | https://www.mdpi.com/2079-9276/9/4/39 |
| article html file updated | 21 July 2022 01:41 CEST | Update | - |
| article html file updated | 8 May 2020 12:27 CEST | Update | - |
| article html file updated | 23 April 2020 14:32 CEST | Original file | - |
| article pdf uploaded. | 23 April 2020 14:30 CEST | Updated version of record | https://www.mdpi.com/2079-9276/9/4/39/pdf |
| article xml uploaded. | 23 April 2020 14:30 CEST | Update | https://www.mdpi.com/2079-9276/9/4/39/xml |
| article xml file uploaded | 23 April 2020 14:30 CEST | Update | - |
| article pdf uploaded. | 12 April 2020 14:09 CEST | Version of Record | https://www.mdpi.com/2079-9276/9/4/39/pdf-vor |
| article xml file uploaded | 12 April 2020 14:09 CEST | Original file | - |
