| article html file updated | 31 August 2025 09:46 CEST | Update | https://www.mdpi.com/2223-7747/9/2/147 |
| article html file updated | 20 July 2022 18:17 CEST | Update | N/A |
| article html file updated | 6 March 2020 08:24 CET | Update | N/A |
| article html file updated | 29 February 2020 05:08 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 05:07 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/147/pdf |
| article xml uploaded. | 29 February 2020 05:07 CET | Update | https://www.mdpi.com/2223-7747/9/2/147/xml |
| article xml file uploaded | 29 February 2020 05:07 CET | Update | N/A |
| article pdf uploaded. | 23 January 2020 09:41 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/147/pdf-vor |
| article xml file uploaded | 23 January 2020 09:41 CET | Original file | N/A |
