| article html file updated | 17 August 2026 07:13 CEST | Update | https://www.mdpi.com/2223-7747/9/4/416 |
| article html file updated | 31 August 2025 15:46 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:15 CEST | Update | N/A |
| article html file updated | 9 May 2020 04:24 CEST | Update | N/A |
| article html file updated | 28 March 2020 11:41 CET | Original file | N/A |
| article pdf uploaded. | 28 March 2020 11:40 CET | Version of Record | https://www.mdpi.com/2223-7747/9/4/416/pdf |
| article xml uploaded. | 28 March 2020 11:40 CET | Update | https://www.mdpi.com/2223-7747/9/4/416/xml |
| article xml file uploaded | 28 March 2020 11:40 CET | Original file | N/A |
