| article html file updated | 2 September 2025 03:41 CEST | Update | https://www.mdpi.com/2227-9067/8/4/298 |
| article html file updated | 25 July 2022 12:03 CEST | Update | - |
| article html file updated | 5 August 2021 07:02 CEST | Update | - |
| article html file updated | 14 April 2021 10:07 CEST | Update | - |
| article html file updated | 14 April 2021 08:26 CEST | Original file | - |
| article pdf uploaded. | 14 April 2021 08:25 CEST | Updated version of record | https://www.mdpi.com/2227-9067/8/4/298/pdf |
| article xml uploaded. | 14 April 2021 08:25 CEST | Update | https://www.mdpi.com/2227-9067/8/4/298/xml |
| article xml file uploaded | 14 April 2021 08:25 CEST | Original file | - |
| article pdf uploaded. | 13 April 2021 15:20 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/298/pdf-vor |
