| article html file updated | 2 April 2020 11:06 CEST | Update | https://www.mdpi.com/2227-7390/8/3/444 |
| article html file updated | 19 March 2020 10:43 CET | Update | - |
| article pdf uploaded. | 19 March 2020 10:42 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/3/444/pdf |
| article xml uploaded. | 19 March 2020 10:42 CET | Update | https://www.mdpi.com/2227-7390/8/3/444/xml |
| article xml file uploaded | 19 March 2020 10:42 CET | Update | - |
| article html file updated | 19 March 2020 09:21 CET | Original file | - |
| article xml file uploaded | 19 March 2020 09:20 CET | Original file | - |
