| article html file updated | 31 August 2025 17:10 CEST | Update | https://www.mdpi.com/1660-3397/18/4/207 |
| article html file updated | 21 July 2022 01:39 CEST | Update | - |
| article html file updated | 8 May 2020 20:08 CEST | Update | - |
| article html file updated | 24 April 2020 05:58 CEST | Original file | - |
| article pdf uploaded. | 24 April 2020 05:57 CEST | Updated version of record | https://www.mdpi.com/1660-3397/18/4/207/pdf |
| article xml uploaded. | 24 April 2020 05:57 CEST | Update | https://www.mdpi.com/1660-3397/18/4/207/xml |
| article xml file uploaded | 24 April 2020 05:57 CEST | Update | - |
| article pdf uploaded. | 11 April 2020 16:37 CEST | Version of Record | https://www.mdpi.com/1660-3397/18/4/207/pdf-vor |
| article xml file uploaded | 11 April 2020 16:37 CEST | Original file | - |
