| article html file updated | 13 February 2020 18:48 CET | Update | https://www.mdpi.com/2227-7390/7/9/868 |
| article html file updated | 26 September 2019 08:49 CEST | Update | - |
| article html file updated | 19 September 2019 14:28 CEST | Update | - |
| article html file updated | 19 September 2019 14:26 CEST | Update | - |
| article html file updated | 19 September 2019 14:25 CEST | Original file | - |
| article pdf uploaded. | 19 September 2019 14:24 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/9/868/pdf |
| article xml uploaded. | 19 September 2019 14:24 CEST | Update | https://www.mdpi.com/2227-7390/7/9/868/xml |
| article xml file uploaded | 19 September 2019 14:24 CEST | Original file | - |
