| article html file updated | 31 August 2025 10:29 CEST | Update | https://www.mdpi.com/2223-7747/9/2/180 |
| article html file updated | 20 July 2022 19:00 CEST | Update | - |
| article html file updated | 6 March 2020 08:41 CET | Update | - |
| article html file updated | 1 March 2020 06:50 CET | Original file | - |
| article pdf uploaded. | 1 March 2020 06:48 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/180/pdf |
| article xml uploaded. | 1 March 2020 06:48 CET | Update | https://www.mdpi.com/2223-7747/9/2/180/xml |
| article xml file uploaded | 1 March 2020 06:48 CET | Update | - |
| article pdf uploaded. | 2 February 2020 06:34 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/180/pdf-vor |
| article xml file uploaded | 2 February 2020 06:34 CET | Original file | - |
