| article html file updated | 18 August 2026 10:41 CEST | Update | https://www.mdpi.com/2223-7747/9/12/1638 |
| article html file updated | 1 September 2025 14:19 CEST | Update | N/A |
| article html file updated | 23 July 2022 02:24 CEST | Update | N/A |
| article html file updated | 25 November 2020 10:58 CET | Original file | N/A |
| article pdf uploaded. | 25 November 2020 10:56 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/12/1638/pdf |
| article xml uploaded. | 25 November 2020 10:56 CET | Update | https://www.mdpi.com/2223-7747/9/12/1638/xml |
| article xml file uploaded | 25 November 2020 10:56 CET | Original file | N/A |
| article pdf uploaded. | 24 November 2020 16:17 CET | Version of Record | https://www.mdpi.com/2223-7747/9/12/1638/pdf-vor |
