| article html file updated | 31 August 2025 17:33 CEST | Update | https://www.mdpi.com/2227-7390/8/4/600 |
| article html file updated | 21 July 2022 02:01 CEST | Update | - |
| article html file updated | 26 April 2020 04:40 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 04:39 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/600/pdf |
| article xml uploaded. | 26 April 2020 04:39 CEST | Update | https://www.mdpi.com/2227-7390/8/4/600/xml |
| article xml file uploaded | 26 April 2020 04:39 CEST | Update | - |
| article pdf uploaded. | 15 April 2020 18:58 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/600/pdf-vor |
| article xml file uploaded | 15 April 2020 18:58 CEST | Update | - |
| article pdf uploaded. | 15 April 2020 18:57 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/600/pdf-vor |
| article xml file uploaded | 15 April 2020 18:57 CEST | Original file | - |