| article html file updated | 2 September 2025 01:38 CEST | Update | https://www.mdpi.com/2223-7747/10/4/621 |
| article html file updated | 25 July 2022 09:07 CEST | Update | N/A |
| article html file updated | 3 August 2021 01:25 CEST | Update | N/A |
| article html file updated | 29 March 2021 11:55 CEST | Original file | N/A |
| article pdf uploaded. | 29 March 2021 11:54 CEST | Updated version of record | https://www.mdpi.com/2223-7747/10/4/621/pdf |
| article xml uploaded. | 29 March 2021 11:54 CEST | Update | https://www.mdpi.com/2223-7747/10/4/621/xml |
| article xml file uploaded | 29 March 2021 11:54 CEST | Original file | N/A |
| article pdf uploaded. | 24 March 2021 17:11 CET | Updated version of record | https://www.mdpi.com/2223-7747/10/4/621/pdf-vor |
| article pdf uploaded. | 24 March 2021 15:40 CET | Version of Record | https://www.mdpi.com/2223-7747/10/4/621/pdf-vor |
