| article html file updated | 31 August 2025 16:28 CEST | Update | https://www.mdpi.com/2223-7747/9/4/454 |
| article html file updated | 21 July 2022 00:57 CEST | Update | N/A |
| article html file updated | 9 May 2020 04:27 CEST | Update | N/A |
| article html file updated | 4 April 2020 10:18 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2020 10:16 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/4/454/pdf |
| article xml uploaded. | 4 April 2020 10:16 CEST | Update | https://www.mdpi.com/2223-7747/9/4/454/xml |
| article xml file uploaded | 4 April 2020 10:16 CEST | Original file | N/A |
