| article html file updated | 11 February 2020 11:40 CET | Update | https://www.mdpi.com/2073-4441/11/2/209 |
| article html file updated | 27 April 2019 01:12 CEST | Update | - |
| article html file updated | 12 April 2019 21:09 CEST | Update | - |
| article html file updated | 3 April 2019 09:53 CEST | Update | - |
| article html file updated | 26 January 2019 09:46 CET | Original file | - |
| article pdf uploaded. | 26 January 2019 09:45 CET | Version of Record | https://www.mdpi.com/2073-4441/11/2/209/pdf |
| article xml uploaded. | 26 January 2019 09:45 CET | Update | https://www.mdpi.com/2073-4441/11/2/209/xml |
| article xml file uploaded | 26 January 2019 09:45 CET | Original file | - |
