| article html file updated | 31 August 2025 12:21 CEST | Update | https://www.mdpi.com/2223-7747/9/2/280 |
| article html file updated | 20 July 2022 20:52 CEST | Update | - |
| article html file updated | 6 March 2020 09:49 CET | Update | - |
| article html file updated | 26 February 2020 15:53 CET | Original file | - |
| article pdf uploaded. | 26 February 2020 15:52 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/280/pdf |
| article xml uploaded. | 26 February 2020 15:52 CET | Update | https://www.mdpi.com/2223-7747/9/2/280/xml |
| article xml file uploaded | 26 February 2020 15:52 CET | Update | - |
| article supplementary file uploaded. | 21 February 2020 14:24 CET | - | https://www.mdpi.com/2223-7747/9/2/280#supplementary |
| article pdf uploaded. | 21 February 2020 14:24 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/280/pdf-vor |
| article xml file uploaded | 21 February 2020 14:24 CET | Original file | - |
