| article html file updated | 31 August 2025 18:37 CEST | Update | https://www.mdpi.com/2223-7747/9/5/552 |
| article html file updated | 21 July 2022 03:04 CEST | Update | - |
| article html file updated | 5 June 2020 04:37 CEST | Update | - |
| article html file updated | 27 May 2020 07:28 CEST | Original file | - |
| article pdf uploaded. | 27 May 2020 07:27 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/5/552/pdf |
| article xml uploaded. | 27 May 2020 07:27 CEST | Update | https://www.mdpi.com/2223-7747/9/5/552/xml |
| article xml file uploaded | 27 May 2020 07:27 CEST | Update | - |
| article pdf uploaded. | 26 April 2020 13:12 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/5/552/pdf-vor |
| article xml file uploaded | 26 April 2020 13:12 CEST | Original file | - |
