| article html file updated | 31 August 2025 16:31 CEST | Update | https://www.mdpi.com/2227-7390/8/4/534 |
| article html file updated | 21 July 2022 01:00 CEST | Update | N/A |
| article html file updated | 19 April 2020 20:15 CEST | Original file | N/A |
| article pdf uploaded. | 19 April 2020 20:14 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/534/pdf |
| article xml uploaded. | 19 April 2020 20:14 CEST | Update | https://www.mdpi.com/2227-7390/8/4/534/xml |
| article xml file uploaded | 19 April 2020 20:14 CEST | Update | N/A |
| article pdf uploaded. | 4 April 2020 16:25 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/534/pdf-vor |
| article xml file uploaded | 4 April 2020 16:25 CEST | Original file | N/A |
