| article html file updated | 1 September 2025 16:50 CEST | Update | https://www.mdpi.com/2223-7747/10/1/9 |
| article html file updated | 23 July 2022 06:51 CEST | Update | - |
| article html file updated | 25 January 2021 11:20 CET | Update | - |
| article html file updated | 25 December 2020 08:10 CET | Original file | - |
| article pdf uploaded. | 25 December 2020 08:08 CET | Updated version of record | https://www.mdpi.com/2223-7747/10/1/9/pdf |
| article xml uploaded. | 25 December 2020 08:08 CET | Update | https://www.mdpi.com/2223-7747/10/1/9/xml |
| article xml file uploaded | 25 December 2020 08:08 CET | Original file | - |
| article supplementary file uploaded. | 23 December 2020 15:38 CET | - | https://www.mdpi.com/2223-7747/10/1/9#supplementary |
| article pdf uploaded. | 23 December 2020 15:38 CET | Version of Record | https://www.mdpi.com/2223-7747/10/1/9/pdf-vor |
