| article html file updated | 26 April 2020 11:20 CEST | Original file | https://www.mdpi.com/2227-7390/8/4/592 |
| article pdf uploaded. | 26 April 2020 11:19 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/592/pdf |
| article xml uploaded. | 26 April 2020 11:19 CEST | Update | https://www.mdpi.com/2227-7390/8/4/592/xml |
| article xml file uploaded | 26 April 2020 11:19 CEST | Update | N/A |
| article pdf uploaded. | 15 April 2020 12:24 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/592/pdf-vor |
| article xml file uploaded | 15 April 2020 12:24 CEST | Original file | N/A |
