| article html file updated | 1 September 2025 09:49 CEST | Update | https://www.mdpi.com/2311-7524/6/4/59 |
| article html file updated | 22 July 2022 09:11 CEST | Update | - |
| article html file updated | 3 November 2020 10:00 CET | Update | - |
| article pdf uploaded. | 3 November 2020 09:59 CET | Updated version of record | https://www.mdpi.com/2311-7524/6/4/59/pdf |
| article xml uploaded. | 3 November 2020 09:59 CET | Update | https://www.mdpi.com/2311-7524/6/4/59/xml |
| article xml file uploaded | 3 November 2020 09:59 CET | Update | - |
| article html file updated | 30 September 2020 11:24 CEST | Original file | - |
| article pdf uploaded. | 30 September 2020 11:22 CEST | Version of Record | https://www.mdpi.com/2311-7524/6/4/59/pdf-vor |
| article xml uploaded. | 30 September 2020 11:22 CEST | Update | - |
| article xml file uploaded | 30 September 2020 11:22 CEST | Original file | - |
