| article html file updated | 1 September 2025 14:39 CEST | Update | https://www.mdpi.com/2223-7747/9/12/1668 |
| article html file updated | 23 July 2022 02:56 CEST | Update | N/A |
| article html file updated | 1 December 2020 11:01 CET | Original file | N/A |
| article pdf uploaded. | 1 December 2020 10:59 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/12/1668/pdf |
| article xml uploaded. | 1 December 2020 10:59 CET | Update | https://www.mdpi.com/2223-7747/9/12/1668/xml |
| article xml file uploaded | 1 December 2020 10:59 CET | Original file | N/A |
| article pdf uploaded. | 27 November 2020 17:50 CET | Version of Record | https://www.mdpi.com/2223-7747/9/12/1668/pdf-vor |
