| article html file updated | 2 September 2025 03:02 CEST | Update | https://www.mdpi.com/2223-7747/10/4/720 |
| article html file updated | 25 July 2022 11:11 CEST | Update | - |
| article html file updated | 4 August 2021 15:00 CEST | Update | - |
| article html file updated | 11 April 2021 13:54 CEST | Update | - |
| article html file updated | 8 April 2021 15:03 CEST | Update | - |
| article pdf uploaded. | 8 April 2021 15:01 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/4/720/pdf |
| article xml uploaded. | 8 April 2021 15:01 CEST | Update | https://www.mdpi.com/2223-7747/10/4/720/xml |
| article xml file uploaded | 8 April 2021 15:01 CEST | Update | - |
| article html file updated | 8 April 2021 08:17 CEST | Original file | - |
| article pdf uploaded. | 8 April 2021 08:15 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/4/720/pdf-vor |
| article xml file uploaded | 8 April 2021 08:15 CEST | Original file | - |
| article pdf uploaded. | 7 April 2021 17:30 CEST | Version of Record | https://www.mdpi.com/2223-7747/10/4/720/pdf-vor |
