| article html file updated | 31 August 2025 16:33 CEST | Update | https://www.mdpi.com/2227-7390/8/4/538 |
| article html file updated | 21 July 2022 01:03 CEST | Update | - |
| article html file updated | 23 April 2020 12:40 CEST | Original file | - |
| article pdf uploaded. | 23 April 2020 12:38 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/538/pdf |
| article xml uploaded. | 23 April 2020 12:38 CEST | Update | https://www.mdpi.com/2227-7390/8/4/538/xml |
| article xml file uploaded | 23 April 2020 12:38 CEST | Update | - |
| article pdf uploaded. | 5 April 2020 13:21 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/538/pdf-vor |
| article xml file uploaded | 5 April 2020 13:21 CEST | Update | - |
| article pdf uploaded. | 5 April 2020 13:21 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/538/pdf-vor |
| article xml file uploaded | 5 April 2020 13:21 CEST | Original file | - |
