| article html file updated | 31 August 2025 21:38 CEST | Update | https://www.mdpi.com/2223-7747/9/6/673 |
| article html file updated | 21 July 2022 06:02 CEST | Update | - |
| article html file updated | 3 June 2020 05:23 CEST | Original file | - |
| article pdf uploaded. | 3 June 2020 05:21 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/673/pdf |
| article xml uploaded. | 3 June 2020 05:21 CEST | Update | https://www.mdpi.com/2223-7747/9/6/673/xml |
| article xml file uploaded | 3 June 2020 05:21 CEST | Update | - |
| article pdf uploaded. | 26 May 2020 12:58 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/673/pdf-vor |
| article xml file uploaded | 26 May 2020 12:58 CEST | Original file | - |
