| article html file updated | 2 September 2025 01:40 CEST | Update | https://www.mdpi.com/2227-9717/9/4/571 |
| article html file updated | 25 July 2022 09:10 CEST | Update | - |
| article html file updated | 3 August 2021 02:26 CEST | Update | - |
| article html file updated | 7 April 2021 12:06 CEST | Update | - |
| article pdf uploaded. | 7 April 2021 12:05 CEST | Updated version of record | https://www.mdpi.com/2227-9717/9/4/571/pdf |
| article xml uploaded. | 7 April 2021 12:05 CEST | Update | https://www.mdpi.com/2227-9717/9/4/571/xml |
| article xml file uploaded | 7 April 2021 12:05 CEST | Update | - |
| article html file updated | 25 March 2021 08:20 CET | Original file | - |
| article pdf uploaded. | 25 March 2021 08:18 CET | Version of Record | https://www.mdpi.com/2227-9717/9/4/571/pdf-vor |
| article xml file uploaded | 25 March 2021 08:18 CET | Original file | - |
