| article html file updated | 31 August 2025 08:01 CEST | Update | https://www.mdpi.com/2223-7747/9/1/57 |
| article html file updated | 19 July 2022 20:18 CEST | Update | - |
| article html file updated | 14 February 2020 23:30 CET | Update | - |
| article html file updated | 5 February 2020 12:57 CET | Update | - |
| article html file updated | 8 January 2020 12:59 CET | Original file | - |
| article pdf uploaded. | 8 January 2020 12:58 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/1/57/pdf |
| article xml uploaded. | 8 January 2020 12:58 CET | Update | https://www.mdpi.com/2223-7747/9/1/57/xml |
| article xml file uploaded | 8 January 2020 12:58 CET | Update | - |
| article supplementary file uploaded. | 2 January 2020 08:19 CET | - | https://www.mdpi.com/2223-7747/9/1/57#supplementary |
| article pdf uploaded. | 2 January 2020 08:19 CET | Version of Record | https://www.mdpi.com/2223-7747/9/1/57/pdf-vor |
| article xml file uploaded | 2 January 2020 08:19 CET | Original file | - |
